Give Christmas that extra sparkle with a present of an unusual piece of jewellery from auction

1. Acorn drop earring

A timed auction of jewellery at Fellows in Birmingham ending on December 3 includes this pair of late 19th century gold and nephrite acorn drop earrings (pictured above) estimated at £120-180. View and bid for this pair of acorn drop earrings via thesaleroom.com.

2. Crescent and star brooch

A Victorian Scottish silver and hardstone crescent and star brooch, estimated at £80-120 at Hutchinson Scott in Skipton.

A Victorian Scottish silver and hardstone crescent and star brooch, estimated at £80-120 at Hutchinson Scott in Skipton in The Winter Online Sale at Hutchinson Scott in Skipton on December 3-5. View and bid for this 19th century brooch via thesaleroom.com.

3. Gold cluster ring

An early 20th century 18ct yellow gold cluster ring with sapphires and seven diamonds in a flowerhead setting, estimated at £300-400 at W&H Peacock in Bedford.

An early 20th century 18ct yellow gold cluster ring is estimated at £300-400 at W&H Peacock in Bedford. With sapphires and seven diamonds in a flowerhead setting it has hallmarks for Chester 1912. View and bid for this early 20th century 18ct gold cluster ring via thesaleroom.com.

4. Modernist silver brooch

A Modernist silver brooch designed by Ernest Blyth, estimated at £40-60 at Bishop & Miller in Stowmarket.

In the 1950s-60s, Leicester firm George Tarratt worked with leading jewellery designers of the time to develop an in-house collection of jewellery which were produced into the late 1970s and early 1980s. This Modernist silver brooch designed by Ernest Blyth has a guide of £40-60 at Bishop & Miller in Stowmarket on December 8. View and bid for this Modernist silver brooch designed by Ernest Blyth via thesaleroom.com.

5. Blue enamel and diamond festoon necklace

An early 20th century blue enamel and diamond festoon necklace, estimated at £1500-2500 at Peter Wilson in Nantwich.

An early 20th century blue enamel and diamond festoon necklace will be offered at Peter Wilson in Nantwich in its Fine Jewellery & Watches on December 10. With rose cut and old cut stones it is estimated at £1500-2500. View and bid for this blue enamel and diamond festoon necklace via thesaleroom.com.

6. Victorian snake necklace

A Victorian snake necklace set in gold with graduated garnet cabochons, estimated at £5000-7000 at Woolley & Wallis in Salisbury.

A Victorian snake necklace set in gold with graduated garnet cabochons, estimated at £5000-7000 at Woolley & Wallis in Salisbury at the Fine Jewellery sale on December 9-10. The large Victorian snake necklace set in gold with graduated garnet cabochons can be viewed via thesaleroom.com.

7. Ruby, sapphire and diamond floral brooch

A ruby, sapphire and diamond floral brooch, c.1965, estimated at £2500-3000 at Chiswick Auctions in west London.

The Winter Jewels sale at Chiswick Auctionsin west London on December includes this ruby, sapphire and diamond floral brooch, c.1965, with a guide of £2500-3000. Designed as a bouquet, the leaves are set with baguette-cut diamonds, the flowerheads with a circular-cut ruby and sapphire and a single and brilliant-cut diamond stem and ribbon. View and bid for this ruby, sapphire and diamond floral brooch via thesaleroom.com.

8. Multi-gem set brooch

An early 20th century multi-gem set brooch millegrain set, estimated at £1500-2500 at Lyon & Turnbull.

This early 20th century multi-gem set brooch millegrain set with a cushion-cut aquamarine in a border of rubies and diamonds comes in a box for Mackay & Chisolm of Edinburgh. At Lyon & Turnbull’s Jewellery, Watches & Silver on December 8-9 the guide is £1500-2500. View and bid for this early 20th century multi-gem set brooch via thesaleroom.com.

9. Bulgari diamond-set Pyramideear clips

A pair of diamond-set Pyramide ear clips by Bulgari, estimated at £2500-3000 at Roseberys London.

A pair of diamond-set Pyramideear clips by Bulgari in the maker’s box is guided at £2500-3000 at Roseberys London on December 8. A pair of diamond-set Pyramide ear clips by Bulgari, estimated at £2500-3000 at Roseberys London. View and bd for these Bulgari clips via thesaleroom.com.

10. Sapphire and diamond set cocktail ring

An 18ct gold sapphire and diamond set cocktail ring (London 1990), estimated at £400-600 at Lindsay Burns in Perth.

An 18ct gold sapphire and diamond set cocktail ring (London 1990), estimated at £400-600 at Lindsay Burns in Perth on December 1-2. The ring is one of 152 lots of modern jewellery from the stock of the Graham Stewart Gallery. Stewart, who died earlier this year, was one of Scotland’s foremost goldsmiths, running a workshop and gallery in Dunblane since 1978. View and bid for this sapphire and diamond set cocktail ring via thesaleroom.com.

11. Edwardian platinum and diamond pendant

An Edwardian platinum and diamond pendant with split trace chain and bolt ring clasp, estimated at £400-600 at Sworders in Stansted Mountfitchet.

Sworders’ sale of Jewellery, Watches and Gifts in Stansted Mountfitchet on December 1 includes this Edwardian platinum and diamond pendant with split trace chain and bolt ring clasp. Estimate £400-600. View and bid for this Edwardian platinum and diamond pendant via thesaleroom.com.