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Lot 12

OPAL AND DIAMOND RINGThe oval opal cabochon, between brilliant-cut diamonds, diamonds approx. 0.60ct total, ring size approx. M½For further information on this lot please visit Bonhams.com

Lot 122

AQUAMARINE AND DIAMOND CLUSTER RINGSet with a rectangular cushion-shaped aquamarine within a brilliant-cut diamond surround, mounted in 18 carat white gold, diamonds approx. 2.55cts total, London hallmark, ring size approx. I½For further information on this lot please visit Bonhams.com

Lot 123

DIOR: ROSE QUARTZ AND DIAMOND DRESS RINGThe rose quartz cabochon within an openwork foliate mount with dragonfly decoration, set with brilliant-cut diamonds, signed Dior, numbered, French assay mark, ring size approx. N½, maker's case and boxFor further information on this lot please visit Bonhams.com

Lot 126

TWO DIAMOND-SET RINGS1st: Of organic design, accented with a row of brilliant-cut diamonds, mounted in 18 carat gold, 2nd: The front of textured, floral design, centrally set with brilliant-cut diamonds, mounted in 18 carat gold, 1st: signed Lapponia, European convention mark, Finnish hallmark, 2nd: London hallmark (1977), ring sizes approx.: 1st N, 2nd O (leading edge)For further information on this lot please visit Bonhams.com

Lot 127

KUTCHINSKY: SAPPHIRE AND DIAMOND-SET RING, 1970Of abstract design and textured finish, accented with circular-cut sapphires and brilliant-cut diamonds, mounted in 18 carat gold, signed Kutchinsky, London hallmark, ring size approx. MFor further information on this lot please visit Bonhams.com

Lot 129

CULTURED PEARL AND DIAMOND RING AND EARRING SUITE, CIRCA 1981The cultured baroque pearl of grey tint, within an 18 carat gold nest, accented by brilliant-cut diamonds, the earrings of matching design, diamonds approx. 1.15cts total, ring with London hallmark, ring size approx. M, earrings 1.7cm (2)For further information on this lot please visit Bonhams.com

Lot 13

TWO DIAMOND ETERNITY RINGSEach set throughout with brilliant-cut diamonds, diamonds approx. 1.70cts total, ring sizes approx. J½ and L (2)For further information on this lot please visit Bonhams.com

Lot 132

OPAL, SAPPHIRE AND DIAMOND RINGThe opal cabochon within a double surround of circular-cut sapphires, between shoulders set with brilliant-cut diamonds and oval-cut sapphires, ring size approx. MFor further information on this lot please visit Bonhams.com

Lot 134

SAPPHIRE AND DIAMOND RINGCentrally-set with a cushion-shaped sapphire, between two brilliant-cut diamonds, ring size approx. N½For further information on this lot please visit Bonhams.com

Lot 136

RED AND BLACK ENAMEL GEM-SET SNAKE RINGDesigned as a coiled snake with sprung structure, the body decorated with red and black enamel, the eyes set with marquise-cut emeralds, the head and tail accented with brilliant-cut diamonds, ring size approx. K½ (adjustable)Footnotes:Please note this lot has VAT at the prevailing rate on both Hammer Price and Buyer's Premium.This lot is subject to the following lot symbols: ΩΩ VAT on imported items at the prevailing rate on Hammer Price and Buyer's Premium.For further information on this lot please visit Bonhams.com

Lot 139

DIAMOND PLAQUE RINGOf openwork design, set with old brilliant and cushion-shaped diamonds, diamonds approx. 1.10cts total, ring size approx. I½For further information on this lot please visit Bonhams.com

Lot 141

CULTURED PEARL AND DIAMOND RING; SAPPHIRE AND DIAMOND RING1st: Of crossover design, set with 9.0mm cultured pearls, one of grey tint, between marquise and baguette-cut diamond shoulders, 2nd: Of polished and engine-turned checkerboard design, set with cushion-shaped sapphires and a cushion-shaped diamond, 1st: partially rubbed maker's mark, French assay mark, numbered, 2nd: diamond approx. 1.00cts, ring sizes O½ and H (2)Footnotes:This lot is part of a large private collection of 20th century jewellery that was formed over several decades. The collection represents the breadth of innovation and creativity of jewels made during the second half of the 20th century as well as the collectors' eye for superior design and appreciation of jewellery as an art form.For further information on this lot please visit Bonhams.com

Lot 143

DIAMOND ETERNITY RINGOf abstract design, set throughout with baguette-cut diamonds, diamonds approx. 1.90cts total, ring size approx. I½Footnotes:This lot is part of a large private collection of 20th century jewellery that was formed over several decades. The collection represents the breadth of innovation and creativity of jewels made during the second half of the 20th century as well as the collectors' eye for superior design and appreciation of jewellery as an art form.For further information on this lot please visit Bonhams.com

Lot 148

TWO GEM-SET DRESS RINGS1st: Set with a checkerboard-cut amethyst within a mount decorated with red enamel, 2nd: Set with an oval citrine cabochon, 2nd signed Pomellato, ring sizes approx. I and N (2)Footnotes:This lot is part of a large private collection of 20th century jewellery that was formed over several decades. The collection represents the breadth of innovation and creativity of jewels made during the second half of the 20th century as well as the collectors' eye for superior design and appreciation of jewellery as an art form.For further information on this lot please visit Bonhams.com

Lot 154

CORAL, DIAMOND AND FIRE OPAL RING; DIAMOND AND GEM-SET EARRINGS1st: The dress ring set with coral corallium rubrum with a coiling brilliant-cut diamond snake and a fire opal accent, 2nd: The earrings set with a colourless rose-cut gemstone within a brilliant-cut diamond frame, suspended from a similarly-cut diamond surmount, ring size approx. H½ (sizing beads), earrings 3.2cm (2)Footnotes:This lot will be subject to US Fish and Wildlife inspection if imported into the USA.This lot is part of a large private collection of 20th century jewellery that was formed over several decades. The collection represents the breadth of innovation and creativity of jewels made during the second half of the 20th century as well as the collectors' eye for superior design and appreciation of jewellery as an art form.This lot is subject to the following lot symbols: YY Subject to CITES regulations when exporting items outside of the EU, see clause 13.For further information on this lot please visit Bonhams.com

Lot 156

YELLOW SAPPHIRE AND DIAMOND RINGThe cushion-shaped yellow sapphire between shoulders set with calibré-cut sapphires, and brilliant and single-cut diamonds, ring size approx. M½Footnotes:This lot is part of a large private collection of 20th century jewellery that was formed over several decades. The collection represents the breadth of innovation and creativity of jewels made during the second half of the 20th century as well as the collectors' eye for superior design and appreciation of jewellery as an art form.For further information on this lot please visit Bonhams.com

Lot 159

DIAMOND-SET DRESS RING, CIRCA 1970; HOOP EARRINGS1st: The ring of ropetwist design, set with single-cut diamonds, 2nd: Each earring composed of three knife edge hoops, ring size approx. M, earring length 3.2cm (2)Footnotes:This lot is part of a large private collection of 20th century jewellery that was formed over several decades. The collection represents the breadth of innovation and creativity of jewels made during the second half of the 20th century as well as the collectors' eye for superior design and appreciation of jewellery as an art form.For further information on this lot please visit Bonhams.com

Lot 16

MOTHER-OF-PEARL, ONYX AND DIAMOND-SET DRESS RINGOf bombé design set with alternating mother-of-pearl and onyx plaques, accented with brilliant-cut diamonds, one mother-of-pearl and one onyx plaque deficient, ring size approx. M½Footnotes:Please note, this lot will be subject to US Fish and Wildlife inspection if imported into the USA.This lot is subject to the following lot symbols: YY Subject to CITES regulations when exporting items outside of the EU, see clause 13.For further information on this lot please visit Bonhams.com

Lot 161

GRIMA: DIAMOND AND GRANITE RINGOf solid granite, the top shaped as a disk, with brilliant-cut diamond accent to edge, signed Grima, ring size approx. Q½ (leading edge)Footnotes:This lot is part of a large private collection of 20th century jewellery that was formed over several decades. The collection represents the breadth of innovation and creativity of jewels made during the second half of the 20th century as well as the collectors' eye for superior design and appreciation of jewellery as an art form.For further information on this lot please visit Bonhams.com

Lot 162

GRIMA: COLOURED DIAMOND-SET RINGOf abstract design, accented with brilliant-cut diamonds of brown tint, diamonds untested for natural colour, signed Grima, ring size approx. O (leading edge)Footnotes:This lot is part of a large private collection of 20th century jewellery that was formed over several decades. The collection represents the breadth of innovation and creativity of jewels made during the second half of the 20th century as well as the collectors' eye for superior design and appreciation of jewellery as an art form.For further information on this lot please visit Bonhams.com

Lot 163

RUBY AND DIAMOND DRESS RING, 1972; DIAMOND-SET DRESS RING1st: Of geometric abstract design, set with circular-cut rubies and brilliant-cut diamonds, mounted in 18 carat gold, 2nd: Bicoloured, composed of tiered plaques of textured and polished finish and brilliant-cut diamond accents, 1st: London hallmark, ring sizes approx. G (sizing beads) and M½ (2)Footnotes:This lot is part of a large private collection of 20th century jewellery that was formed over several decades. The collection represents the breadth of innovation and creativity of jewels made during the second half of the 20th century as well as the collectors' eye for superior design and appreciation of jewellery as an art form.For further information on this lot please visit Bonhams.com

Lot 171

CHAUMET: CORAL AND DIAMOND-SET BROOCH AND EARCLIP SUITE; CORAL AND DIAMOND RING, UNSIGNED, CIRCA 1975The brooch and earclips composed of abstract discs inlaid with coral corallium rubrum plaques, accented with brilliant-cut diamonds, the ring of similar design, diamonds approx. 1.20cts total, brooch and earclips signed Chaumet, ring unsigned, lengths: brooch 4.8cm, earclips 4.0cm, ring size approx. O (3)Footnotes:This lot will be subject to US Fish and Wildlife inspection if imported into the USA.This lot is part of a large private collection of 20th century jewellery that was formed over several decades. The collection represents the breadth of innovation and creativity of jewels made during the second half of the 20th century as well as the collectors' eye for superior design and appreciation of jewellery as an art form.This lot is subject to the following lot symbols: YY Subject to CITES regulations when exporting items outside of the EU, see clause 13.For further information on this lot please visit Bonhams.com

Lot 173

DIAMOND-SET RING; TOURMALINE AND DIAMOND RING, CIRCA 19701st: Designed as an openwork cluster of overlapping textured batons, accented by brilliant and old brilliant-cut diamonds, 2nd: Of openwork abstract design, set with marquise-cut green tourmalines and brilliant-cut diamonds, diamonds approx. 1.35cts total, ring sizes approx. L (2)Footnotes:This lot is part of a large private collection of 20th century jewellery that was formed over several decades. The collection represents the breadth of innovation and creativity of jewels made during the second half of the 20th century as well as the collectors' eye for superior design and appreciation of jewellery as an art form.For further information on this lot please visit Bonhams.com

Lot 174

TOPAZ CRYSTAL AND DIAMOND DRESS RING, 1969The two pink topaz crystals within an abstract 18 carat gold mount, accented with brilliant-cut diamonds, London hallmark, ring size approx. M½Footnotes:This lot is part of a large private collection of 20th century jewellery that was formed over several decades. The collection represents the breadth of innovation and creativity of jewels made during the second half of the 20th century as well as the collectors' eye for superior design and appreciation of jewellery as an art form.For further information on this lot please visit Bonhams.com

Lot 177

ALAN MARTIN GARD: ONYX-SET RING AND EARRING SUITE, 1975The ring set with a cluster of onyx beads within an 18 carat gold textured surround, the earrings of similar design, maker's marks, London hallmarks, ring size approx. I½, earring length 2.6cm (2)Footnotes:This lot is part of a large private collection of 20th century jewellery that was formed over several decades. The collection represents the breadth of innovation and creativity of jewels made during the second half of the 20th century as well as the collectors' eye for superior design and appreciation of jewellery as an art form.For further information on this lot please visit Bonhams.com

Lot 182

TWO GEM-SET RINGS1st: Set with a circular-cut citrine, pavilion side-up, 2nd: Of abstract design, inlaid with onyx and jade plaques and pavé-set with brilliant-cut diamonds, jade untested, ring sizes approx. I (sizing beads) and O (2)Footnotes:This lot is part of a large private collection of 20th century jewellery that was formed over several decades. The collection represents the breadth of innovation and creativity of jewels made during the second half of the 20th century as well as the collectors' eye for superior design and appreciation of jewellery as an art form.For further information on this lot please visit Bonhams.com

Lot 183

MULTI GEM-SET DRESS RING, CIRCA 1995-2000The centre set with an oval fancy-cut citrine, within an ornate floral and foliate surmount set with brilliant-cut diamond, circular-cut ruby and vari-coloured sapphires, ring size approx. NFootnotes:This lot is part of a large private collection of 20th century jewellery that was formed over several decades. The collection represents the breadth of innovation and creativity of jewels made during the second half of the 20th century as well as the collectors' eye for superior design and appreciation of jewellery as an art form.For further information on this lot please visit Bonhams.com

Lot 184

CITRINE, YELLOW SAPPHIRE AND DIAMOND-SET DRESS RING, CIRCA 1995-2000Centrally-set with a fancy-cut citrine, within a border of circular-cut yellow sapphires and brilliant-cut diamonds, ring size approx. N (leading edge)Footnotes:This lot is part of a large private collection of 20th century jewellery that was formed over several decades. The collection represents the breadth of innovation and creativity of jewels made during the second half of the 20th century as well as the collectors' eye for superior design and appreciation of jewellery as an art form.For further information on this lot please visit Bonhams.com

Lot 186

ZOLOTAS: DRESS RING; ASPREY: MOONSTONE-SET DRESS RING1st: The crossover ring, of hammered finish, 2nd: The openwork torque ring set with pear-shaped moonstone cabochons, 1st: signed Zolotas, 2nd: signed Asprey, ring sizes approx. L½ and L (2)Footnotes:This lot is part of a large private collection of 20th century jewellery that was formed over several decades. The collection represents the breadth of innovation and creativity of jewels made during the second half of the 20th century as well as the collectors' eye for superior design and appreciation of jewellery as an art form.For further information on this lot please visit Bonhams.com

Lot 188

SOLANGE AZAGURY-PARTRIDGE: RUBY 'BROKEN HEART' RINGS, 2002Designed as two separate dress rings, each pavé-set throughout with vari-shaped cabochon rubies, forming a single heart when worn together, mounted in 18 carat gold, maker's marks SA-P, London hallmark, one ring engraved '25th June 2002', ring sizes approx. K and N½ (leading edge) (2)Footnotes:This lot is part of a large private collection of 20th century jewellery that was formed over several decades. The collection represents the breadth of innovation and creativity of jewels made during the second half of the 20th century as well as the collectors' eye for superior design and appreciation of jewellery as an art form.For further information on this lot please visit Bonhams.com

Lot 191

CARTIER: GEM-SET AND DIAMOND 'TUTTI FRUTTI' RING, CIRCA 1960Set with carved sapphires, rubies and an emerald with brilliant-cut diamond accents, on a textured band, signed Cartier, numbered, French assay mark, ring size approx. JFootnotes:This lot is part of a large private collection of 20th century jewellery that was formed over several decades. The collection represents the breadth of innovation and creativity of jewels made during the second half of the 20th century as well as the collectors' eye for superior design and appreciation of jewellery as an art form.For further information on this lot please visit Bonhams.com

Lot 198

LAPIS LAZULI AND DIAMOND DRESS RING, CIRCA 1975Set with a lapis lazuli cabochon within a bi-coloured tendril surround set with brilliant-cut diamonds, diamonds approx. 1.20cts total, ring size approx. O½Footnotes:This lot is part of a large private collection of 20th century jewellery that was formed over several decades. The collection represents the breadth of innovation and creativity of jewels made during the second half of the 20th century as well as the collectors' eye for superior design and appreciation of jewellery as an art form.For further information on this lot please visit Bonhams.com

Lot 20

DIAMOND THREE-STONE RINGSet with brilliant-cut diamonds, diamonds approx. 1.00ct total, ring size approx. NFor further information on this lot please visit Bonhams.com

Lot 202

FANCY-COLOURED DIAMOND CLUSTER RINGThe oval-cut Fancy Intense Yellow diamond, weighing 0.82ct within a brilliant-cut diamond halo surround, between similarly-cut diamond shoulders, ring size approx. LFootnotes:Accompanied by a report from GIA stating that the diamond weighing 0.82ct is Fancy Intense Yellow, SI1 clarity. Report number 2211977510, dated 25 August 2021.For further information on this lot please visit Bonhams.com

Lot 205

SYNTHETIC SAPPHIRE AND DIAMOND DRESS RINGThe circular-cut synthetic sapphire, within a bombé mount of brilliant and baguette-cut diamonds, diamonds approx. 2.10cts total, ring size approx. N½For further information on this lot please visit Bonhams.com

Lot 206

DIAMOND THREE-STONE RING, 1997Set with brilliant-cut diamonds, mounted in 18 carat gold, diamonds approx. 1.75cts total, London hallmark, European convention mark, ring size approx. QFor further information on this lot please visit Bonhams.com

Lot 212

DIAMOND DRESS RINGSet with old brilliant-cut diamonds, diamonds approx. 2.40cts total, ring size approx. PFor further information on this lot please visit Bonhams.com

Lot 216

RUBY AND DIAMOND CLUSTER RINGSet with a circular-cut ruby, within a brilliant-cut diamond surround, ring size approx. MFor further information on this lot please visit Bonhams.com

Lot 217

DIAMOND SINGLE-STONE RINGSet with a 1.13 carat brilliant-cut diamond, mounted in platinum, European convention mark, partial UK hallmark, ring size approx. K½Footnotes:Accompanied by a report from GIA, stating that the diamond weighing 1.13cts is E colour, VS1 clarity. Report number 1196041961, dated 22 January 2018.For further information on this lot please visit Bonhams.com

Lot 22

GARNET RINGSet with an oval-cut garnet, ring size approx. PFor further information on this lot please visit Bonhams.com

Lot 222

DIAMOND THREE-STONE RING, 2012; DIAMOND HALF-ETERNITY RING1st: Set with three brilliant-cut diamonds, mounted in 18 carat gold, 2nd: Set with brilliant-cut diamonds, 1st: London hallmark, 2nd: partial London hallmark, ring sizes approx. J (2)For further information on this lot please visit Bonhams.com

Lot 223

WENDY RAMSHAW: SIX DIAMOND-SET STACKING RINGS, 1997Five rings set with brilliant-cut diamonds, mounted in 18 carat gold, maker's mark, London hallmark, European convention marks, ring sizes approx. K-MFor further information on this lot please visit Bonhams.com

Lot 225

TURQUOISE DRESS RINGThe oval turquoise cabochon set within a surround of ropetwist design, ring size PFor further information on this lot please visit Bonhams.com

Lot 227

KUTCHINSKY: DIAMOND-SET RING, 1964Of textured finish, set with brilliant-cut diamonds, mounted in 18 carat gold, signed Kutchinsky, London hallmark, ring size approx. P (leading edge)For further information on this lot please visit Bonhams.com

Lot 229

DIAMOND-SET RING, 1972Set with three old brilliant-cut diamonds, on an 18 carat gold textured hoop, diamonds approx. 1.30cts total, London hallmarks, ring size approx. N½ (leading edge)For further information on this lot please visit Bonhams.com

Lot 230

DIAMOND SINGLE-STONE RINGSet with a brilliant-cut diamond, diamond approx. 1.35cts, ring size approx. NFor further information on this lot please visit Bonhams.com

Lot 231

DIAMOND FIVE-STONE RING , 1975Set with graduated brilliant-cut diamonds, diamonds approx. 1.60cts total, London hallmark, ring size approx. K½For further information on this lot please visit Bonhams.com

Lot 235

EMERALD AND DIAMOND FIVE-STONE RINGSet with alternating step-cut emeralds and old brilliant-cut diamonds, diamonds approx. 0.60ct total, ring size approx. MFor further information on this lot please visit Bonhams.com

Lot 237

EMERALD AND DIAMOND CLUSTER RINGThe octagonal-cut emerald within a cushion-shaped diamond surround, diamonds approx. 1.60cts total, ring size approx. J½For further information on this lot please visit Bonhams.com

Lot 244

EMERALD AND DIAMOND CLUSTER RINGThe octagonal step-cut emerald within a tiered brilliant-cut diamond surround, diamonds approx. 1.90cts total, ring size approx. M½ (leading edge)For further information on this lot please visit Bonhams.com

Lot 246

DIAMOND SINGLE-STONE RINGSet with a cushion-shaped diamond, diamond very approx. 2.75cts, ring size approx. V½For further information on this lot please visit Bonhams.com

Lot 248

DIAMOND SINGLE-STONE RINGSet with an old brilliant-cut diamond, between single-cut diamond shoulders, principal diamond approx. 0.95ct, ring size approx. HFor further information on this lot please visit Bonhams.com

Lot 249

DIAMOND THREE-STONE RINGSet with brilliant-cut diamonds, diamonds approx. 1.15cts total, ring size approx. LFor further information on this lot please visit Bonhams.com

Lot 250

DIAMOND-SET RINGSet with brilliant-cut diamonds, diamonds approx. 1.40cts total, ring size approx. NFor further information on this lot please visit Bonhams.com

Lot 251

DIAMOND SINGLE-STONE RING, 1999Set with a brilliant-cut diamond weighing 2.01 carats, mounted in platinum, London hallmark, ring size approx. L½For further information on this lot please visit Bonhams.com

Lot 252

DIAMOND FIVE-STONE RINGSet with graduated old brilliant-cut diamonds, diamonds approx. 1.70cts total, ring size approx. NFor further information on this lot please visit Bonhams.com

Lot 253

DIAMOND SINGLE-STONE RINGSet with a brilliant-cut diamond, diamond approx. 1.40cts, ring size approx. N, cased by Butcher & Swann, NottinghamFor further information on this lot please visit Bonhams.com

Lot 254

DIAMOND SINGLE-STONE RINGThe brilliant-cut diamond, between baguette-cut diamond shoulders, principal diamond approx. 0.75ct, ring size approx. H½For further information on this lot please visit Bonhams.com

Lot 255

DIAMOND CLUSTER RING, 1975Set with an old brilliant-cut diamond of brown tint, within a brilliant-cut diamond surround, mounted in 18 carat gold, principal diamond approx. 1.15cts, untested for natural colour, remaining diamonds approx. 1.60cts total, London hallmark, ring size approx. Q½For further information on this lot please visit Bonhams.com

Lot 258

DIAMOND FIVE-STONE RINGSet with old brilliant and cushion-shaped diamonds, diamonds approx. 1.85cts total, ring size approx. TFor further information on this lot please visit Bonhams.com

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