An 18 Karat Yellow Gold and Diamond Ring, Henry Dunay,

16.6 grams .75 inches wide; size: 7 1/4

This is a signed Dunay 18 karat yellow gold genuine malachite and natural diamond brooch.  This mid-1900's Modernist brooch features round polished malachite and approximately .10 carats of round

A Henry Dunay Torsade Necklace. 18 strand freshwater pearl necklace leading into a diamond and 18 karat yellow gold tube clasp. Pearls are approximately 2mm each. 240 round pave set diamonds total app

Bold cocktail ring, created at the atelier of Henry Dunay in New York city, back in the 1990. This piece was crafted in solid yellow gold of 18 karats with the entire surface finished with the iconic

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

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

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

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

centering one spherical half-drilled white-color South Seas cultured pearl at 15.15 mm in diameter; 60 tapered baguette cut diamonds [H/VVS] weighing approximately 3.26 carats total; eight marquise br

An 18 Karat Yellow Gold and Diamond Ring, Jose Hess, containing 41 round brilliant cut diamonds weighing approximately 2.00 carats total with swooping gold overlaying design. Stamp: Jose Hess (obscure

centering one oval cabochon cut jadeite jade weighing approximately 25.00 carats; and 36 full cut diamonds [H/SI] weighing approximately 0.50 carats total 17.8 grams Condition: jade is loose in mount

one ring containing one oval cabochon cut natural nephrite black jade weighing approximately 30.82 carats, and 37 full cut diamonds [J/VS] weighing approximately 0.37 carats total (20.1 grams); the ot

comprising three rectangular brilliant-cut diamonds [G-I/SI], total approximate weight 1.44 carats, accented with 16 full-cut round diamonds [G-I/SI], total approximate weight 0.30 carats; size: 7-&fr

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