18 Karat Yellow Gold and Platinum Diamond Ring

An 18 Karat Yellow Gold, Platinum and Diamond Ring, containing one old European cut diamond weighing approximately 1.24 carats, and two old European cut diamonds weighing approximately 1.60 carats tot

An 18 Karat Yellow Gold, Platinum and Diamond Ring, Montreaux, unsigned, containing 105 round brilliant cut diamonds weighing approximately 6.50 carats total. Stamp: 18K. 10.40 dwts.

18 Kt. yellow gold and platinum ring with squared shank, center 4-prong set with one Round Brilliant cut Diamond [H/VS-2], approximately 0.68 ct., accented with 22 full cut round Diamonds [H/VS], appr

An 18 Karat Yellow Gold, Platinum and Diamond Ring, Kurt Wayne, Circa 1973, containing nine round brilliant cut diamonds weighing approximately 1.45 carats total. Stamp: KW 1973 24611 18K. 9.80 dwts.

An 18 Karat Yellow Gold, Platinum and Diamond Ring, containing five square step cut diamonds weighing approximately 0.50 carat total. Stamp: 18K. 9.50 dwts. Estimate $ 300-500

An 18 Karat Yellow Gold, Platinum, Onyx and Diamond Ring, Montreaux, unsigned, containing one round cabochon cut onyx measuring approximately 16.60 mm in diameter and 20 round brilliant cut diamonds w

An 18 Karat Yellow Gold, Platinum, Amethyst and Diamond Ring, Richard Krementz, containing one square cabochon cut amethyst weighing approximately 7.86 carats and 40 round brilliant cut diamonds weigh

An 18 Karat Yellow Gold, Platinum, Rubellite Tourmaline and Diamond Ring, Molberg, containing one triangular mixed cut rubellite tourmaline weighing approximately 8.90 carats and 28 round brilliant cu

Tiffany & Co. Schlumberger 18K Gold, Platinum & Diamond RingA wide 6-row rope style band in 18 karat yellow gold accented by 4 stations of X's in a polished platinum. The X's are embellished with roun

A Demantoid Garnet and Diamond Ring. Platinum topped 18 karat yellow gold mounting contains one bezel set oval demantoid garnet which is approximately 2.08 carats. Garnet contains a horse tail inclusi

.55CT center stone with about 1/2ct of accent stones. VSll quality stones. Set in an 18 karat yellow gold & platinum band. From a Miami Beach estate. Size 4. Total weight 59 grams. Shipping U.S. $20 p

Including a platinum ring center bezel set with one emerald cut Emerald, approximately 0.77 carats, accented with two Old European cut Diamonds [G/VS], approximate total weight 0.14 carats, further en

Approx. 2.55 Carat Oval Cut Emerald, .80 Carat TW Two Trillion Cut Diamond, Platinum and 18 Karat Yellow Gold Ring. Emerald with vivid color. Diamonds G-H color, VS-SI clarity. Stamped Plat 18K. Ring

Vintage Approx. 4.0 Carat TW Seventy Baguette and Round Brilliant Cut Diamond, Platinum and 18 Karat Yellow Gold Ring Setting. Diamonds D-E color, VVS-VS clarity. Ring octagonal opening approx. 11.5mm

GIA Certified 4.0 Carat Emerald Cut Natural Fancy Light Yellow Diamond, Platinum and 18 Karat Yellow Gold Engagement Ring. Yellow diamond VVS2 clarity. Accented with 1.50 carat TW two trapezoid shape

An Opal Ring. 18 karat yellow gold and platinum mounting contains one oval cabochon opal with three prong set diamonds on either side. Opal is approximately 5.40 carats Size: 6.5 Wt: 7.0 grams

Art Deco period, circa 1940. It was crafted, with a cushioned shape in solid yellow gold of 18 karats, with high polished finish and the top part is crafted in platinum.Bezel set on top with an oval c

GIA Certified 4.38 Carat Modified Cushion Cut Natural Fancy Brown-Yellow Diamond, 1.0 Carat Round Brilliant Cut Diamond, Platinum and 18 Karat White Gold Ring. Fancy brown-yellow diamond, VS1 clarity.

Art Deco 18 Karat Yellow Gold, Platinum, Diamond and Ruby Bar Brooch Bezel set on the diagonal with four square French cut Diamonds [G/VVS], approximate total weight 2.05 carats, and enhanced with 16

centering one round brilliant cut diamond [P-Q-R/I1] weighing approximately 2.43 carats; and 67 full cut diamonds [I-J/VS] weighing approximately 0.17 carats total 7.5 grams Note: with medium to stron

A Retro 18 Karat Yellow Gold, Platinum, Diamond and Emerald Wristwatch, Gubelin, the bezel and lugs containing 28 round brilliant cut diamonds weighing approximately 0.84 carats total and six round mi

one 18 karat gold ring engraved 'Frank' containing 21 full cut pave set diamonds [H/SI] weighing approximately 0.86 carats total (size: 6 1/2, 21.6 grams); the other 18 karat gold cluster ring contain

18 Karat Yellow Gold Diamond Ring containing five rows of pave set diamonds, approximately 145 round diamonds weighing approximately 2.75 carats, tested 18K, not marked size 6 1/4, width 3/8 inch Cond

14 full and single cut round diamonds [F-H/VS] set in white gold, approximate total weight 0.62 carats; Notes: Maker’s mark partially obscured, possibly Kutchinsky; size 4-½, 9.7 grams