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Duke's Auctions
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Fine Jewellery, Watches, Accessories, Wines and Spirits

Sale Days:
Wednesday 25 June 2025 10:30 - 17:30 BST Starts with Lot 1
Thursday 26 June 2025 10:30 - 17:30 BST Starts with Lot 500
MoreLess information

Last date for entries: 29th May 

Head of Jewellery | Henry Wikeley

Head of Watches | Julian Smith

Head of Wines and Spirits | Michael Roberts

Auction: 

Wednesday 25th & Thursday 26th June at 10.30am


Viewing: 

Monday 23rd June 9.30am - 7pm

Tuesday 24th June 9.30am - 5pm

From 9am the day of the Auctions


Bidding:

Live bidding will be available for this auction through this website, The-Saleroom and EasyLive Auction. Please ensure your registration is completed early to avoid disappointment. Commission bidding and Telephone bidding is also available. 

Unfortunately, Duke's are unable to offer a postal or delivery service. We are pleased to recommend reputable carriers and can advise on air-freight and other forms of dispatch.

For more information please contact Duke's on +44 (0)1305 265080 or email enquiries@dukes-auctions.com.

Find our full conditions of sale here

Page:

of 29

Lots per page:

Total lots: 689

A LARGE ANTIQUE AMETHYST AND PEARL CLUSTER RING
Lot 98 Sold
A LARGE ANTIQUE AMETHYST AND PEARL CLUSTER RING
in 15ct gold, set with an oval cut amethyst held in a closed-back setting, surrounded by a border of split pearls, to a wide band with engraved floral detailing, stamped '15CT', size M / 52.5, (c.13.3g)
Hammer price: £400
Estimate: £400 - £600
25 June 2025
25 June 2025
CARTIER: A DIAMOND DOUBLE 'C' RING
Lot 99 Unsold
CARTIER: A DIAMOND DOUBLE 'C' RING
in 18ct white gold, set with round brilliant cut diamonds, signed 'Cartier', stamped '750', size I1/2 / 48, (c.7.0g)
Estimate: £500 - £700
25 June 2025
25 June 2025
A DIAMOND SOLITAIRE RING
Lot 100 Sold
A DIAMOND SOLITAIRE RING
in 18ct gold and platinum, set with an old European cut diamond of c.0.33 carats, to diamond-set shoulders, stamped '18CT&PLAT', size M / 52.5; together with a 22ct gold wedding band, with floral detailing, full British hallmarks, size N / 54, (c.6.5g gross weight)
Hammer price: £460
Estimate: £300 - £500
25 June 2025
25 June 2025
A RUBY AND DIAMOND CLUSTER RING
Lot 101 Sold
A RUBY AND DIAMOND CLUSTER RING
in 18ct gold, set with a cushion cut ruby of c.3.52 carats, surrounded by a cluster of round brilliant cut diamonds, stamped '18CT', size J1/2 / 49, (c.4.9g)
Hammer price: £1,100
Estimate: £1,000 - £2,000
25 June 2025
25 June 2025
A SAPPHIRE AND DIAMOND THREE STONE RING
Lot 102 Unsold
A SAPPHIRE AND DIAMOND THREE STONE RING
in 14ct gold, set with a round cut green sapphire of c.1.00 carats, flanked by round brilliant cut diamonds totalling c.1.05 carats, stamped '14K', size I1/2 / 48.5, (c.3.2g)
Estimate: £1,200 - £1,800
25 June 2025
25 June 2025
A DIAMOND CLUSTER RING
Lot 103 Unsold
A DIAMOND CLUSTER RING
in 18ct white gold, set with a cluster of round brilliant cut diamonds, to diamond-set shoulders, totalling c.0.52 carats, stamped '750', size Q1/2 / 58, (c.3.4g)
Estimate: £200 - £300
25 June 2025
25 June 2025
AN AQUAMARINE AND DIAMOND CLUSTER RING
Lot 104 Unsold
AN AQUAMARINE AND DIAMOND CLUSTER RING
in platinum, set with an oval cut aquamarine of c.3.10 carats, surrounded by a cluster of round brilliant cut diamonds, stamped 'Pt950', size N / 54, (c.5.2g)
Estimate: £600 - £800
25 June 2025
25 June 2025
EMERALD AND DIAMOND THREE STONE RING
Lot 107 Sold
EMERALD AND DIAMOND THREE STONE RING
in 18ct gold, set with a step cut emerald of c.0.70 carats, flanked by old cut diamonds totalling c.1.00 carats, partial British hallmarks, size X / 67, (c.9.9g)
Hammer price: £1,000
Estimate: £1,000 - £1,500
25 June 2025
25 June 2025
A DIAMOND SOLITAIRE RING
Lot 108 Unsold
A DIAMOND SOLITAIRE RING
in 18ct white gold, set with a round brilliant cut diamond of c.1.01 carats, held in a claw setting, obscured assay marks, size L / 51, (c.2.2g)
Estimate: £600 - £800
25 June 2025
25 June 2025
A DIAMOND DRESS RING
Lot 109 Unsold
A DIAMOND DRESS RING
in 18ct gold, pavé-set with round brilliant cut diamonds over a stylised fan design, the band channel-set with baguette cut diamonds, stamped '750', size P1/2 / 57, (c.7.3g)
Estimate: £600 - £800
25 June 2025
25 June 2025
A DIAMOND THREE STONE RING
Lot 110 Sold
A DIAMOND THREE STONE RING
in 18ct gold and platinum, set with three round brilliant cut diamonds, totalling c.1.00 carats, full British hallmarks, size L1/2 / 52, (c.3.6g)
Hammer price: £750
Estimate: £800 - £1,200
25 June 2025
25 June 2025
A VINTAGE RUBY AND DIAMOND CLUSTER RING
Lot 111 Sold
A VINTAGE RUBY AND DIAMOND CLUSTER RING
in 18ct gold, set with a round cut ruby of c.0.56 carats, surrounded by a cluster of round brilliant cut diamonds totalling c.1.20 carats, full British hallmarks for London, 1988, size J1/2 / 49.5, (c.4.2g)
Hammer price: £800
Estimate: £800 - £1,200
25 June 2025
25 June 2025
A 9CT GOLD SIGNET RING
Lot 115 Sold
A 9CT GOLD SIGNET RING
the head engraved with a monogram 'JMS' in script, full British hallmarks for Birmingham, 1964, size N1/2 / 54.5, (c.11.2g)
Hammer price: £240
Estimate: £100 - £200
25 June 2025
25 June 2025
A VINTAGE SAPPHIRE CLUSTER RING
Lot 116 Sold
A VINTAGE SAPPHIRE CLUSTER RING
in 9ct gold, set with an oval cut sapphire of c.2.28 carats, surrounded by a cluster of white sapphires, full British hallmarks for London, 1981, size N / 54, (c.3.2g)
Hammer price: £180
Estimate: £200 - £300
25 June 2025
25 June 2025
A DIAMOND SOLITAIRE RING
Lot 118 Unsold
A DIAMOND SOLITAIRE RING
in 18ct gold and platinum, set with an old European cut diamond of c.0.80 carats, held in a claw setting, stamped '18CT&PT', size P / 56, (c.2.3g)
Estimate: £500 - £700
25 June 2025
25 June 2025
A DIAMOND CLUSTER RING
Lot 120 Unsold
A DIAMOND CLUSTER RING
in 18ct gold, set with an oval cut diamond of c.0.80 carats, surrounded by a cluster of round cut diamonds, to diamond set shoulders, full British hallmarks, size N / 54, (c.2.6g)
Estimate: £600 - £800
25 June 2025
25 June 2025
A DIAMOND HALF ETERNITY RING
Lot 122 Sold
A DIAMOND HALF ETERNITY RING
in platinum, set with baguette cut and princess cut diamonds totalling c.1.00 carats, stamped 'PT950', size V / 64, (c.7.0g)
Hammer price: £600
Estimate: £600 - £800
25 June 2025
25 June 2025
A DIAMOND ENGAGEMENT RING
Lot 124 Unsold
A DIAMOND ENGAGEMENT RING
in 18ct gold, set with an emerald cut diamond of c.0.71 carats, flanked by tapered baguette cut diamonds, full British hallmarks, size L1/2 / 52, (c.3.3g)
Estimate: £1,000 - £1,500
25 June 2025
25 June 2025
A DIAMOND DRESS RING
Lot 125 Unsold
A DIAMOND DRESS RING
in 18ct white gold, in a stylised openwork design, set with round brilliant cut diamonds, and decorated with beaded detailing, stamped '18K 750', size N / 54, (c.7.6g)
Estimate: £800 - £1,200
25 June 2025
25 June 2025
AN AMETHYST AND DIAMOND CLUSTER RING
Lot 126 Sold
AN AMETHYST AND DIAMOND CLUSTER RING
in 9ct gold, set with a step cut amethyst of c.0.86 carats, surrounded by a cluster of round brilliant cut diamonds totalling c.0.60 carats, stamped '9K', size N / 54, (c.3.5g)
Hammer price: £576
Estimate: £600 - £800
25 June 2025
25 June 2025
AN AQUAMARINE AND DIAMOND THREE STONE RING
Lot 127 Unsold
AN AQUAMARINE AND DIAMOND THREE STONE RING
in platinum, set with three oval cut aquamarines totalling c.2.13 carats, each surrounded by a border of round brilliant cut diamonds totalling c.0.43 carats, stamped 'PLAT 950', size M1/2 / 53.5, (c.6.1g)
Estimate: £1,200 - £1,800
25 June 2025
25 June 2025
ASPREY & CO.: A RUBY AND DIAMOND THREE STONE RING
Lot 128 Unsold
ASPREY & CO.: A RUBY AND DIAMOND THREE STONE RING
in 18ct white gold, set with a round cut ruby of c.0.50 carats, flanked by round brilliant cut diamonds totalling c.0.80 carats, maker's mark 'A&Co', stamped '18CT GOLD', size M1/2 / 53, (c.3.0g), verbal assessment from GCS confirming the ruby has no indications of treatment
Estimate: £1,200 - £1,800
25 June 2025
25 June 2025
A PINK TOURMALINE AND DIAMOND CLUSTER RING
Lot 129 Unsold
A PINK TOURMALINE AND DIAMOND CLUSTER RING
in platinum, set with an oval cut tourmaline of c.6.05 carats surrounded by a cluster of round brilliant cut and baguette cut diamonds totalling c.1.00 carats, stamped 'Pt950', size J1/2 / 49.5, (c.12.1g)
Estimate: £800 - £1,200
25 June 2025
25 June 2025
AN AQUAMARINE AND DIAMOND THREE STONE RING
Lot 131 Sold
AN AQUAMARINE AND DIAMOND THREE STONE RING
in platinum, set with three graduating oval cut aquamarines totalling c.4.71 carats, surrounded by a border of round brilliant cut diamonds, stamped 'Pt950', size N1/2 / 54.5, (c.6.1g)
Hammer price: £600
Estimate: £600 - £800
25 June 2025
25 June 2025

Total lots: 689

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