18 Karat Gold and Platinum Tourmaline and Diamonds Ring

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

Center set with one Old European cut diamond [Fancy Light Brown/SI-2], approximately 0.72 carats, enhanced by six baguette cut diamonds [I-K/VS], total approximate weight 0.36 carats; size 6, weighs 5

One European cut diamond of I-SI2 quality that weighs 0.20ctw constitutes the central stone of this unique piece of jewelry. Handmade in 18k gold and platinum, this elegant ring displays 10 natural ca

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 and Diamond Ring, Jabel, containing seven round brilliant cut diamonds weighing approximately 0.50 carats. Stamp: 18K JABEL 6 50. 2.10 dwts.

Containing one step cut green tourmaline measuring 8.1mm x 7.5mm x 5.2mm, with one round brilliant cut diamond weighing approximately 0.14 carat. Marked BMW 18k. Size 5.75. 7.4 dwt.

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 White Gold, Pink Tourmaline and Diamond Ring, British, containing one pear shape pink tourmaline weighing approximately 19.75 carats and 76 round brilliant cut diamonds weighing approximat

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, Iolite and Diamond Ring, Diana Vincent, containing a sugarloaf cut iolite measuring approximately 8.10 x 8.22 mm and 13 round brilliant cut diamonds. Stamp: PT 950 7

centering one bezel set round brilliant cut diamond [J/VS2] weighing approximately 5.76 carats, with GIA report no. 6204989738 32.85 grams size: 5

centering one rectangular green tourmaline weighing approximately 9.60 carats; and 20 full-cut diamonds [H-J/SI] weighing approximately 0.70 carats total; 11.3 grams; size: 6 1/2

Jewelry lots must be paid for by check or wire transfer unless you are known to us. 18 karat gold and diamond ring. The tourmaline stone has a crack. Difficult to measure ring size due to the thick ba

Composition: 18k gold and platinum Period: Art Deco • 1 old mine cut diamond J-VVS1 0.70ctw. • 2 old mine cut diamonds J-SI1 0.15ctw. Ring size: 7 ½ Ring face: 14mm by 8mm by 8mm Total weight: 3.

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

Platinum, 18 karat pink gold, ruby and diamond ring, set in the center with a cushion-shaped ruby weighing 2.56 carats, framed and flanked by 34 round diamonds weighing approximately 1.05 carats, acce

Three vintage rings including 18 karat gold diamond ring, circa 1910; 14 karat gold diamond band, and platinum band. .34 DWT total.