A solitaire diamond ring, the cushion shaped stone of

PINK SAPPHIRE AND DIAMOND THREE STONE RING The cushion-shaped sapphire, weighing 5.12 carats, between trilliant-cut diamond shoulders, ring size M Footnotes: Accompanied by a report from The Gem & Pea

NO RESERVE - A DIAMOND THREE-STONE RING Cushion shaped and circular-cut diamonds, approximate total 0.40 carats Stamped 18CT PLAT Size N / 6.5 3.1 grams

DIAMOND THREE-STONE RING The old cushion-shaped diamond, weighing 2.55 carats, between old brilliant-cut diamonds, weighing 2.21 and 2.14 carats, the shoulders of scroll design, ring size O

DIAMOND SINGLE-STONE RING, 1884 The cushion-shaped diamond, mounted in 18 carat gold, diamond approx. 4.90cts, UK hallmark, ring size approx. P (leading edge) For further information on this lot pleas

An 18-karat yellow gold brushed finish solitaire ring set with a cushion-shaped cabochon-cut amethyst center stone. Stamped 18K on the inside of the ring band. Details and measurements: Ring size: 5.5

Diamond, Platinum Ring Stones: Cushion-shaped diamond weighing 7.24 carats; full-cut diamonds weighing a total of approximately 0.65 carat Metal: Platinum Gross We

Fancy Intense Yellow Diamond, Diamond, Gold Ring Stones: Cushion-shaped fancy intense yellow diamond weighing 2.03 carats; pear and full-cut diamonds weighing a total of

Ceylon Sapphire, Diamond, Platinum Ring Stones: Cushion-shaped sapphire weighing 19.66 carats; full-cut diamonds weighing a total of 1.36 carats Metal: Plati

Ceylon Sapphire, Diamond, Platinum Ring Stones: Cushion-shaped sapphire weighing 16.14 carats; full-cut diamonds weighing a total of 0.70 carat Metal: Platin

Burma Ruby, Diamond, Gold Ring Stones: Cushion-shaped ruby weighing 4.40 carats; half moon-shaped diamonds weighing a total of 0.76 carat Metal: 18k white an

Tanzanite, Diamond, Gold Ring Stones: Cushion-shaped tanzanite weighing approximately 18.55 carats; full-cut diamonds weighing a total of approximately 2.60 carats

Ruby, Diamond, Platinum Ring Stones: Cushion-shaped ruby weighing approximately 2.30 carats; baguette-shaped diamonds weighing a total of approximately 2.40 carats

NO RESERVE - AN ANTIQUE THREE-STONE RUBY AND DIAMOND RING, 1919 Cushion-shaped rubies Rose-cut diamonds British hallmark for Birmingham, 18 carat gold, date letter u for 1919 Size R / 8.75 3.3 grams

Sapphire, Diamond, White Gold Ring Stones: Cushion-shaped orange sapphire weighing 13.30 carats; square brilliant and full-cut diamonds weighing a total of approximately

Sapphire, Diamond, White Gold Ring Stones: Cushion-shaped sapphire weighing 7.05 carats; full-cut diamonds weighing a total of 0.18 carat Metal: 18k white go

H. Stern Tourmaline, Diamond, White Gold Ring Stones: Cushion-shaped pink tourmaline weighing approximately 11.00 carats; triangle-shaped diamonds weighing a total

A diamond cluster ring, the cushion shaped cluster set with a central round brilliant cut diamond, within a border of round brilliant cut diamonds, seven stone diamond set shoulders and plain 9ct whit

179113 14K YELLOW GOLD 0.50CT SOLITAIRE DIAMOND RING 14k yellow gold 0.50ct pear shaped solitaire diamond ladies ring. Stone Type: Diamond Weight: 2.0 Grams Size: US 7 Condition: Very fine.

Ceylon Sapphire, Sapphire, Diamond, Platinum, Gold Ring Stones: Cushion-shaped pink sapphire weighing 4.90 carats; cushion-shaped yellow and blue sapphires we

A LADIES PLATINUM 2.23CT FANCY YELLOW HEART SHAPED SOLITAIRE DIAMOND RING the brilliant cut diamond mounted in an 18ct yellow gold claw setting surrounded by small brilliant cut stones on a platinum s

SAPPHIRE AND DIAMOND THREE-STONE RING The octagonal-cut sapphire between cushion-shaped diamonds, ring size approx. K For further information on this lot please visit Bonhams.com

Ceylon Sapphire, Diamond, Platinum Ring, circa 1950 Stones: Cushion-shaped sapphire weighing 6.80 carats; European, transitional, and single-cut diamond

18k ring with shoulder stones. Pear shaped solitaire diamond weighs approx 2.10 carats. Baguettes weigh .25 carats each. Total weight approx 4 g.

Sapphire, Diamond, Gold Ring Stones: Cushion and pear-shaped yellow and orange sapphires weighing a total of approximately 16.25 carats; full-cut diamonds weighing a tota