BOODLES, A DIAMOND AMARI RING in platinum, the band set with Asscher cut diamonds, Boodles maker's

A DIAMOND BAND RING in platinum, set with round brilliant cut diamonds, B&N maker's mark, partial British hallmarks, size M1/2 / 6.5, 8.0g. 

BOODLES: AQUAMARINE AND DIAMOND 'FIREFLY' RING, 2006 Set with marquise-cut aquamarines and diamonds, between shoulders set with brilliant-cut diamonds, mounted in platinum, diamonds approx. 1.15cts, s

View a video of this lot here: https://youtu.be/8lPXpLO3CbECrafted in platinum; set with 13 square emerald-cut diamonds weighing 13.23 carats total, most with F-H color and VVS1-VS2 clarity; ring size

TIFFANY & CO, 3-ROW DIAMOND ETERNITY RING, in platinum. The raised central band set with square cut diamonds, flanked on both sides with round cut diamonds, totalling approx. 4.16 ct. Signed Tiffany &

TIFFANY & CO., A DIAMOND ETOILE RING in platinum, the band set with staggered round brilliant cut diamonds, signed T & Co., stamped PT950, size K / 5.25, 7.0g. Accompanied by a Tiffany & C

CARTIER, A TRINITY DE CARTIER DIAMOND RING in 18ct yellow gold, the bands set with round brilliant cut diamonds, maker's mark JC, full British hallmarks, size W / 11, 11.5g.

DIAMOND RING designed as a brushed platinum band set with an Old European-cut diamond weighing approx. 1.00 ct.Â

ring with one prong set Old European cut diamond weighing approximately .78 carat (H color, I1 clarity), stamped 18KT and signed, and with affixed vintage platinum band with scrolled engraving, stampe

AN ETOILE DIAMOND ETERNITY RING, TIFFANY & CO in platinum, the plain, bevelled band set with ten round cut diamonds, signed T & Co, stamped PT950, size M / 6.25, 7.8g.

Band Ring. Platinum eternity band ring displaying (24) asscher cut diamonds. Diamonds measure approx. 2mm x 2mm. Total approx. weight is 2.8 dwt (gross). Ring size - 5 1/4. From a Riverdale, NY estate

Platinum band with 10 channel set single cut diamonds, ring size 8, 1.0 dwt.

Asscher-cut diamond eternity band ring Of 18 Asscher-cut diamonds Platinum Ring size 5; Gross weight 3.3 dwts

A YELLOW DIAMOND CLUSTER RING in platinum, set with a marquise cut yellow diamond of 1.01 carats, in a cluster of round brilliant cut diamonds, the band set with further baguette cut diamonds, stamped

A SAPPHIRE AND DIAMOND ETERNITY RING, TIFFANY & CO in platinum, the band set all around with a single row of alternating round cut blue sapphires and round cut diamonds, signed Tiffany & Co, full Brit

A platinum and diamond eternity band ring, set with baguette cut diamonds, testing platinum, size 5 1/2.

Platinum and Diamond Engagement Ring and Wedding Band Set Single round cut diamond in square setting flanked by (2) round cut diamonds on each side; and a band having (7) round cut diamonds on top; bo

Platinum band ring, set with one princess cut diamond - approx. 0.18ct. Ring size 5.25, ring Is 3.8mm wide. Tested Plat. Weight - 6.3 grams.

A platinum diamond band ring. The plain band with brilliant-cut diamond gallery sides. Maker's marks for Charles Green & Son. Estimated total diamond weight 0.15ct. Hallmarks for Birmingham. Ring size

A 1.01 CARAT SOLITAIRE DIAMOND ENGAGEMENT RING in platinum, set with a round brilliant cut diamond of 1.01 carats, the band half set with further round brilliant cut diamonds, partial British hallmark

(107221) A platinum diamond band ring. Designed as alternating rectangular-shape and brilliant-cut diamonds set to the wide band. Estimated total diamond weight 0.50ct. Hallmarks for Birmingham. Ring

A DIAMOND DRESS RING, CIRCA 1930 in 18ct yellow gold and platinum, the stylised band set with five graduated single cut diamonds, stamped 18ct Plat, size P / 7.75, 2.5g.

Platinum ring band with ten (10) princess cut diamonds, approx. .2cts. Maker's marks and stamps to interior of band. Size: 6 1/4. Weight: 2.6 g.

A FANCY VIVID PINK DIAMOND AND WHITE DIAMOND RING in platinum, set with a marquise cut fancy vivid pink diamond of 0.40 carats, between pear cut diamonds in the shoulders, maker's mark AMG, British ha

LADY'S YELLOW SAPPHIRE & DIAMOND, PLATINUM BAND RING :Set with: 1 emerald cut natural golden sapphire, 2.80 carats. Stone dimensions 9.9 x 7.9 x 3.3 mm. 6 bullet shape step-cut diamonds, 0.52 carats.