A SAPPHIRE AND DIAMOND RING, in 18 carat yellow gold,

centering one cushion faceted pink sapphire, approximately 6.95 carats, surrounded by 12 old mine and old European cut diamonds, estimated combined weight 1.50 carats, 18 karat yellow gold and platinu

A VINTAGE SAPPHIRE AND DIAMOND RING in 18ct yellow gold, set with a cabochon sapphire and an old cut diamond of 1.47 carats, accented by further old mine cut diamonds, French assay marks for 18 carat

AN ANTIQUE CEYLON NO HEAT SAPPHIRE AND DIAMOND RING in 18ct yellow gold, the navette shaped face set with a cushion cut blue sapphire of 1.18 carats, within a surround of old European brilliant cut di

A SAPPHIRE AND DIAMOND RING in 18ct yellow gold, set with a round cabochon sapphire of approximately 7.18 carats, accented by trios of rose cut diamonds, stamped 750, size N / 6.75, 7.1g. 

18 Yellow Gold. 4.05 Carat Blue Sapphire Ring. Oval cut gemstone. Vivid saturation and medium tone. 100% natural and no heat stone. Absolutely Perfect. 1.30 carat Diamonds. VVS clarity and F color. Ne

18 Yellow Gold. 4.05 Carat Blue Sapphire Ring. Oval cut gemstone. Vivid saturation and medium tone. 100% natural and no heat stone. Absolutely Perfect. 1.30 carat Diamonds. VVS clarity and F color. Ne

An 18-karat yellow gold 1.00-carat oval-cut sapphire multi-layer ring accented by 0.38 carats of round brilliant diamonds. Stamped K18, 100, D038, on the inside of the ring band. Details and measureme

14KT Yellow gold ring with .50 carat oval sapphire and (18) round diamonds (G-I color, SI-I clarity). Size 6, weighs 3.6 grams.

Having an 10.2mm by 8mm oval cut blue sapphire weighing approximately 3.55 carats surrounded by (18) round and (24) baguette cut diamonds weighing approximately 1.38 carats total, SI-1 clarity, G/H co

* An 18 Karat Yellow Gold, Sapphire and Diamond Ring, Charles Krypell, containing 18 rectangular step cut sapphires and 34 round brilliant cut diamonds weighing approximately 1.35 carats total. Stamp:

Approx. 14.07 Carat Oval Cut Sapphire, 1.05 Carat Diamond and 18 Karat Yellow Gold Ring. Diamonds G-H color, VS clarity. Signed 18K 750. Very good condition. Ring size 6. Approx. weight: 7.05 pennywei

This is a vintage stamped and electronically tested 18 karat yellow gold genuine ruby, sapphire, and natural diamond ring.  This vintage ring, circa 1940's, has approximately 2 carats of round, b

An 18-karat yellow gold ring with a cabochon-cut sapphire center stone accented by brilliant-cut diamonds and sapphires. The sapphires total 2.40 carats, and the diamonds total 0.15 carats. The ring i

An 18 Karat Yellow Gold, Sapphire and Diamond Ring, containing one oval cut sapphire weighing approximately 1.64 carats and 12 round brilliant cut diamonds weighing approximately 0.78 carat total. Sta

18 karat yellow gold (with white gold embellishments) ring with 1 oval sapphire at 0.41 carats and 4 round full cut diamonds at 0.12 carat total weight, I-J color/I-1 clarity. 8.8 grams. Marked: M. Bu

This is a certified and appraised 18 karat yellow gold genuine sapphire and natural diamond ring. The 1.03 carat round, brilliant-cut, J color, I clarity burnish-set diamond is set between an oval 1.0

Center 4-prong set with one cushion shape mixed cut sapphire, approximately 5.02 carats surrounded by 58 prong or pave’ set Round Brilliant and full cut round diamonds [F-H/VS], approximate tot

Eighteen-Karat Yellow Gold, Sapphire and Diamond Ring, set with forty-two square-cut channel-set sapphires, with an approximate total weight of 2.94 carats, and thirty-eight round brilliant-cut diamon

centering one oval mixed cut sapphire weighing approximately 2.08 carats; two round brilliant cut diamonds [V/I1] weighing approximately 0.42 carats total; 18 full cut diamonds [K/I] weighing approxim

centering one oval mixed cut natural sapphire weighing approximately 2.21 carats; and 16 full cut diamonds [H/VS] weighing approximately 0.32 carats total 10.6 grams Condition: sapphire is probably he

Genuine Sapphire and Earth-Mined Diamond Ring.  It is absolutely beautiful!  This 18 karat yellow gold ring has a approximately 1.00 carats of stunning round, faceted blue sapphires and appr

14k Yellow Gold Citrine and Diamond Cluster Ring. 18 citrine jewels to the center cluster and brown sapphires to the frame with diamonds to the band weighing approximately 0.14 carats. Marked 14k to t

GRIMA: YELLOW SAPPHIRE AND DIAMOND DRESS RING, 1977 The cushion-shaped yellow sapphire in a geometric mount with bifurcated shoulders, accented by brilliant-cut diamonds, mounted in 18 carat gold, sig

Platinum, Gold, Yellow Sapphire, and Diamond Ring, Francebezel set with one round cut yellow sapphire (9.63 x 8.6 x 6.2mm) weighing approximately 3.98 carats and with a conforming surround of (18) bea