AN AQUAMARINE AND DIAMOND RING set with an oval cut aquamarine between two single cut diamonds,

AN AQUAMARINE AND DIAMOND RING set with an oval cut aquamarine of 1.60 carats between two round brilliant cut diamonds, the diamonds both totalling 0.3-0.4 carats, stamped PLAT, size O / 7, 4.0g.

AN AQUAMARINE AND DIAMOND THREE STONE RING in 9ct yellow gold, set with an oval cut aquamarine between two round brilliant cut diamonds, British hallmarks, size L / 5.5, 2.0g.

A VINTAGE AQUAMARINE AND DIAMOND RING, H STERN in 18ct white gold, set with a step cut aquamarine of 6.81 carats, the shoulders each set with two single cut diamonds, maker's mark S, stamped 750, size

This brightly polished 14KT white gold ring contains one oval cut prong set aquamarine, surrounded by two rows of round brilliant cut diamonds, set high a top a flat-edged band. -#1487 Specifications

Centering one oval-cut aquamarine weighing approximately 5.90 cts., highlighted by twenty single-cut diamonds weighing a total of approximately 0.15 cttw., set in a 14k yellow gold ring mounting, size

Three Gold and Gem-Set Ringsto include a vintage white gold ring bezel set with an oval cut aquamarine (11.5 x 7.5mm) within a halo of single cut diamond melee, stamped 14K (17.7 x 13.7 mm; ring size

One claw set oval mixed cut natural aquamarine, clarity is eye clean medium light slightly grayish, very slightly greenish blue colour, cut is good. Features thirty-two channel set baguette cut diamon

JOHN DONALD: TWO GEM-SET RINGS 2001-2003 1st: The step-cut aquamarine set between brilliant-cut diamond shoulders, mounted in 18 carat white gold, 2nd: The oval-cut sapphire between brilliant-cut diam

AQUAMARINE AND DIAMOND RING Containing one emerald cut aquamarine measuring approximately 12.60 x 9.70 x 5.70 mm and two single cut diamonds. Mounted in white gold. Ring size 4. Stamp: 750. 2.65 dwt.

AN AQUAMARINE AND DIAMOND CLUSTER RING set with an oval cut aquamarine within a cluster of round brilliant and baguette cut diamonds, stamped 18CT, size O / 7, 3.5g.

AN ANTIQUE RUBY AND DIAMOND RING in 18ct yellow gold, set with an oval cut and two round cut rubies accented by single cut diamonds, stamped 18ct, size N / 6.75, 3.1g. 

A VINTAGE CITRINE AND DIAMOND ENGAGEMENT RING AND WEDDING BAND SUITE in 18ct yellow gold, the engagement ring set with a central oval cut citrine between two single cut diamonds, with plain wedding ba

AN ANTIQUE AQUAMARINE AND DIAMOND BAR BROOCH in 15ct gold, set with an oval cut aquamarine in a border of single cut diamonds, stamped 15ct, 6.6cm, 6.5g.

18 kt. White Gold, Aquamarine, Sapphire and Diamond Ring, center prong-set oval mixed-cut aquamarine, wt. approx. 1.29 cts.; inner bezel mounted with 17 tapered cut sapphires, total wt. approx. 1.17 c

A Platinum, Aquamarine and Diamond Ring, containing one oval mixed cut aquamarine measuring approximately 12.18 x 9.53 x 5.78 mm and two octagonal step cut diamonds weighing approximately 0.90 carat t

AN AQUAMARINE AND DIAMOND RING in yellow gold, set with three oval cut aquamarines accented by round brilliant cut diamonds, no assay marks, size L1/2 / 6, 3.4g. 

An 18 Karat White Gold, Aquamarine and Diamond Ring, containing one octagonal step cut aquamarine measuring approximately 15.22 x 9.07 x 6.14 mm and two round single cut diamonds. Stamp: 18K. 3.00 dwt

AN ANTIQUE AQUAMARINE AND DIAMOND DRESS RING, 19TH CENTURY in yellow gold and silver, set with a cushion cut aquamarine between two step cut diamonds, no assay marks, size P / 7.5, 1.8g.

An aquamarine, sapphire and diamond cluster ring claw-set with an oval-cut aquamarine, in a border of round brilliant-cut diamonds, each shoulder set with a heart-shaped sapphire, to a plain band, sta

AN AQUAMARINE AND DIAMOND THREE STONE RING in yellow gold and platinum, set with a cushion cut aquamarine between two round brilliant cut diamonds, obscured British hallmarks, size N / 6.5, 2.7g.

AN AQUAMARINE AND DIAMOND HALF ETERNITY RING in 9ct yellow gold, set with a row of alternating round cut aquamarines and single cut diamonds, partial British hallmarks, size O / 7.25, 1.8g. 

AQUAMARINE AND DIAMOND DRESS RING Set with two step-cut aquamarines, accented by brilliant-cut diamonds, the mount of feather design, ring size approx. M½ (leading edge) For further information o

Eighteen-Karat White Gold, Aquamarine and Diamond Ring, set with a sky-blue emerald-cut aquamarine, with an approximate weight of 3.63 carats, highlighted by fifty-two round brilliant-cut diamonds, wi

AQUAMARINE AND DIAMOND DRESS RING, HIRSH in platinum, set with an emerald cut aquamarine of 1.72 carats, accented by two round cut diamonds, signed Hirsh, full British hallmarks, size L / 5.5, 5.4g.