18 KARAT YELLOW GOLD, DIAMOND, & AMETHYST RING

An 18 Karat Yellow Gold, Amethyst and Diamond Ring, Jack Gutschneider & Co., containing one oval step cut amethyst measuring approximately 15.67 x 11.54 mm and 16 round brilliant cut diamonds weighing

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 ring with a 5.22-carat oval cut amethyst center stone accented by 0.113 carats of round brilliant cut diamonds. Stamped 5.22, K18, D0.113, on the inside of the ring band. Detai

H Stern Sugarloaf Cabochon Amethyst, Pave Set Diamond and 18 Karat Yellow Gold Ring. Amethyst with vivid color, measures 14mm x 12mm. Signed. Very good condition. Ring size 5. Approx. weight: 11.0 gra

This is an 18 karat yellow gold multi-gemstone and diamond ring. The approximate 6 mm trilliant-cut amethyst is surrounded by approximately .20 carats of round, brilliant-cut near colorless, VS diamon

This is a 14 karat yellow gold amethyst and diamond lavalier-style necklace.  The necklace is an approximate 2 mm wide Bismark chain that is approximately 18" long with a spring ring. 

18 Karat Yellow Gold Ring set with large oval cabochon cut amethyst, eight blue topaz, four green stones along with pave panels of diamonds size 6, 19.4 grams total weight *Please Note* Available cond

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

comprising a brooch and pair of earrings; the brooch containing 25 spherical drilled bead cut natural amethysts at 8.50-9.10 mm each in diameter, 15 round mixed cut natural emeralds weighing approxima

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

Containing 12 single-cut diamonds [H-J/VS-SI] weighing approximately 0.10 carats total; 9.2 grams

Center set with one round brilliant cut diamond [H-J/VS], approximately 0.22 carats and bead set with one round mixed cut natural ruby, approximately 0.01 carat; size 6-1/2, 2.9 grams

Featuring one round Brilliant cut diamond [Fancy Irradiated Yellow/VS-1], approximately 0.46 carats, set in a platinum mounting; size 6; weighs 3.4 grams

18 Karat Yellow Gold Amethyst Ring set with one emerald cut Amethyst, approximately 19.47 carats; size 5-½, weighs 9.6 grams

A gorgeous 18-karat yellow gold diamond ring. This ring features 2.68 carats of incredible round-cut diamonds accented by two onyxes. This ring is so nice. It looks like a David Webb piece. Stamped 18

18 karat yellow gold & diamond ring (size:6 1/4,5.4 grams)containing 33 full-cut diamond [G-I/SI] weighing approximately 0.90 carats total;14 karat yellow gold, onyx, & diamond ring (size:6 1/2,11.8 g

Vintage Materials: Gold Gemstone: Pearl Gem color: Gray Style: Mid-century Magnificent Solid 18 karat yellow gold diamond ring with an amazing center genuine south sea Tahitian pearl measuring 12 mm b

A gorgeous Georg Jensen Moonrise 18-karat yellow gold amethyst ring. It is a beautiful cabochon-cut purple amethyst and comes with its original Georg Jensen ring box. Stamped 54, 750, Georg Jensen on

An 18 Karat Yellow Gold and Diamond Ring, containing one round brilliant cut diamond weighing 2.02 carats in a modernist free form design ring. Stamp: 18K. Accompanied by a Gemological Institute of Am

Including a John Hardy sterling silver “caviar” spiral ring, (size 7-1/2, 8.4 grams); two identical David Yurman 18 karat yellow gold and sterling silver band-style rings set with a total

An 18 Karat Yellow Gold and Diamond Ring, containing numerous round brilliant cut diamonds weighing approximately 2.75 carats total.  Stamp: LCJ 750. 6.50 dwts.

centering one pear-shape aquamarine weighing approximately 13.35 carats; nine kite and baguette shape aquamarines weighing approximately 0.55 carats total; and 57 full-cut diamonds [H-I/VS] weighing a