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Lot 145
Platinum single stone diamond ring (stone is loose from the ring mount) with a brilliant cut diamond estimated to weigh approximately 0.29cts and a platinum shank, size SCondition report: Shank stamped PLAT and weighs 3.4 grams.Most of the claws are worn down, hence the diamond being loose. The shank itself is in good condition with some light surface scratching.
Lot 220
18ct gold diamond single stone ring with a brilliant cut diamond, estimate to weigh approximately 0.44cts, and two further diamonds set to each shoulder in platinum setting, size KCondition report: Weight 1.9 grams. The diamond is a lively bright stone and of good clarity with no obvious draw of colour, very difficult to grade as it needs a good clean, estimated H/I/J, estimated SI2. No chips to the stone. Setting and shank in good condition commensurate with age.
Lot 373
A parure, gold and platinum, composed of a necklace, brooch, ring and pair of earrings, set with 4 drop-cut diamonds, 1 navette cut and 662 brilliant-cut diamonds with a total weight of approximately 38 ct, parts of this parure are transformable into three independent broches and a pair of changeable earrings, 20th C., 1 diamond missing, 1 diamond replaced, without marks, pursuant to Decreto-Lei 120/2017, of 15 September - art. 2, no. 2, subparagraph c), Dim. - (pendente) 4,5 x 6 cm; (brincos) 2,5 cm; (anel) Med. 11 (16 mm) cm; Peso - 109,4 g.
Lot 377
A ring, 500/1000 platinum, set with 14 navette cut diamonds with the approximate weight of 0.84 ct. ct., 10 emerald cut ones with the approximate weight of 1 ct. and the central 1 in brilliant cut with the approximate weight of 1.45 ct., colour grade I~J and purity SI3, Portuguese, signs of use, Lisbon mark (1938-1984) and Carvalho & Castro Ldª makers' mark (1951), Dim. - 16 (17,7 mm) cm; Peso - 7,5 g.
Lot 378
A ring, 500/1000 platinum, set with 15 navette cut diamonds with the approximate weight of 2.40 ct. and 9 brilliant cut ones with an approximate weight of 0.40 ct., Portuguese, signs of use, Lisbon mark (1938-1984) and Fernando da Silva maker's mark (reg. 1968), Dim. - 16 (17,7 mm) cm; Peso - 8,6 g.
Lot 727
AN 18CT AND PLATINUM THREE STONE DIAMOND RING set with estimated approx 0.70cts of old cut diamonds. Finger size J, weight 2.3gms Condition Report:I cannot give you a full diamond appraisal, i.e the 4 C?s as I am not qualified to do so. I can tell you what I see. Diamonds; All three have cullet facets, one of the side diamonds has a large surface reaching inclusion, it includes two star facets and partially onto the table facet, it is clear and polished over. Visible by eye if you know where to look, and can be felt with a finger nail. There is also a tiny chip to the girdle by the shoulder, not eye visible. Middle diamond has a chip where the claw from the stone next to it touches. 2nd side diamond has a tiny knife edge carbon inclusion, invisible from the top and can only be seen from the side, and it bounces around in reflection a bit. Overall diamonds a good colour and bright and sparkly. Mount; Stamped 18ctPlat, light general wear, all but one claw ok.
Lot 753
AN 18CT GOLD AND PLATINUM THREE STONE DIAMOND RING the central diamond is cushion cut and approximately 0.60cts, flanked with two further 0.20ct old cut diamonds to an estimated approx diamond carat weight of 1ct. Finger size Q, weight 3gms Condition Report:Cushion cut approx dimensions 5.51 x 5.03 x 2.91mm. a slightly carbonated feather inclusion, very pale and not eye visible. The two 0.20cts have a small amount of clear feather type inclusions, overall bright and sparkly ring,. Mount and claws all ok, very slight tarnish .
Lot 767
AN 18CT THREE STONE DIAMOND RING set with estimated approx 0.60cts of brilliant cut diamonds. Finger size Q, weight 2.5gms Condition Report:the central diamond is a nice colour, it does have a patch of clear feather inclusions with a tiny bit of carbon scattered throughout, the side diamonds also have clear feathers and a oner has alarge cullet facet and twinning scar to the surface. With inscription to the inner shank dated 1928, stamped 18ct and platinum. Mount and claws all good.
Lot 848
A TIFFANY PLATINUM & DIAMOND RING set with a 1.06ct pear shaped diamond, in classic three claw setting. the inner shank inscribed Tiffany & Co PT950 1.06cts with the model number D30532. With original box. Finger size M, weight 4gms Condition Report:I cannot give you a full diamond appraisal, i.e the 4 C?s as I am not qualified to do so. I can tell you what I see. Nice clean diamond, I can see no inclusions at all, good colour, no damage. Ring looks like it has either been recently cleaned and polished or has had very little wear. In a Tiffany & co box
Lot 84
A platinum and diamond ring, set with an emerald-cut diamond of approximately 0.32 carats, the shoulders inset with three graduated emerald-cut diamonds to each side, size L, 3.8 grams, together with a platinum and diamond wishbone ring, channel-set with round-cut diamonds, size M. (2)Together with IGI certificate for the first ring, central diamond, stating colour and clarity to be G, VVS2; also with insurance valuation for same ring, stating replacement value as £2600, dated April 2010.
Lot 170
An oval cut diamond three stone ring consisting of a central oval cut diamond measuring 8.1 x 5.5 with an approximate weight of 0.80ct flanked by two oval diamonds measuring 5.6 x 4.5mm with an approximate individual weight of 0.44ct, estimated total diamond weight is 1.68ct H-SI all on a platinum split shoulder mount, ring size K, total item weight 5.2 grams
Lot 146
A sapphire full hoop ring by Cartier, channel set throughout with rectangular step-cut sapphires, white precious metal mounted, signed Cartier London, ring size I½Condition report: The sapphires have slightly variable tints, from mid to dark blue hues, and slightly variable shapes, some stones longer than others, each stone measuring approx. 2.2mm in width. Most contain natural inclusions, such as fractures, feathers and rutile 'silk' needles, and some stones have areas of whiteish colour zoning. The sapphires have surface wear, scuffs, chips and nicks throughout, commensurate for use. The mount has general surface wear, scuffs and nicks with slight thinning to the edges of the setting and is untested as white gold/platinum. The signature has a little wear but is clearly legible. Width of mount approx. 3.1mm, depth approx. 2mm. Gross weight approx. 2.9gm.
Lot 173
An emerald and diamond cluster ring, the oval mixed-cut emerald collet set within a pierced border of round brilliant-cut diamonds, above a scrolled gallery, platinum mounted, hallmarked for London 1991, maker's mark MJHG, total diamond weight approximately 0.30ct, ring size M½Condition report: The emerald has an even mid green hue, containing multiple small fissure and fracture inclusions, some surface-reaching. The emerald has surface wear, chips/nicks and scuffs, measuring approx. 7mm length x 5mm width x 3.4mm depth. Diamonds are well matched, bright and lively, with estimated VS1 to SI2 clarity and H to J colour, assessed mounted. Each diamond weighs approx. 0.02ct. The ring mount has surface wear, scuffs, nicks and chips, commensurate for use, with darks solder joins/repairs at junctions within the gallery. The shank has been re-sized. Marks are clearly struck. Setting dimensions approx. 1.45cm length x 1.25cm width. Gross weight approx. 6.2gm.
Lot 76
A peridot and half pearl pendant on chain, the shaped quatrefoil panel centred with a circular mixed-cut peridot and half pearl cluster, bordered by further half pearls to the cardinal points, stamped '9CT', on a trace-link chain, together with an opal and ruby flowerhead cluster ring, 18ct gold mounted, hallmarked for Birmingham 1908, (one opal deficient), an enamel and pearl foliate panel brooch, stamped '9CT', (one pearl deficient), a green stone stick pin, the hoop-shaped terminal stamped '15C', and a white metal wedding band, stamped 'PLATINUM', (all pearls untested for origin), pendant length 3.8cm (5)Condition report: Approximate gross weights only: pendant on chain 5.1gm, cluster ring 3.1gm, panel brooch 2.2gm, stick pin 1.1gm, wedding band 2.7gm
Lot 150
A collection of gold jewellery, a child's 9 carat gold curb link bracelet, 1.2g; a 2mm wide platinum wedding band ring size L, 2.2g; a 9 carat white gold brooch with seed pearl and aqua coloured pear shaped stone; four other bar brooches, three with base metal pins, seed pearl swallow, horseshoe, peridot and pink stone, butterfly.
Lot 4
A diamond solitaire ring, the brilliant cut stone six claw set in a hallmarked platinum single stone mount ring size K, British Gemmological Institute Certificate Number 32387305 dated March 2005 grading the diamond as Weight 2.06 carat, Colour 7 (J), Clarity A" (VVS1), Shape and Cut Round Brilliant, Polish Medium, Symmetry Good, Dimensions 8.4mm x 8.49mm x 4.78mm, Girdle Medium faceted, Fluorescence Medium, Origin Natural Colour Diamond, Tested Checked by BGI-DTC Spectrometer.
Lot 84
A platinum fancy vivid blue coloured diamond cluster ring, designed as a central rectangular radiant cut treated blue diamond, claw set within a border of twelve brilliant cut colourless diamonds, with diamond set shoulders, ring size M, weight approx 14.2g, with accompanying IGL certificate dated June 22 2021 stating; carat weight- 3.00ct, colour- fancy vivid blue, clarity grade- VS1, HPHT treated to improve colour
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46735 item(s)/page