JEWELRY. 18kt Gold, Enamel and Diamond Bypass Ring

Vintage Italian 18kt yellow gold bypass style ring with one panel of blue guilloche enamel and a second panel of green guilloche enamel. The enamel panels are separated by (3) single cut diamond accen

18kt yellow gold lion form bypass ring decorated with green and orange enamel work. Stamped, "750" alongside a second unidentified marking. Total approx. weight is 9.5 dwt (gross). Ring size

18kt yellow gold bypass snake form ring with enamel decoration. Stamped, "18K" to interior. Total approx. weight is 8.2 dwt (gross). Ring size - 6 3/4. From a Sutton Place, NYC estate.

Ruby Figural Bracelet. Italian 18kt yellow gold articulated bypass bracelet displaying terminating panther heads with open fanged mouths, multi-color enamel decoration, round faceted ruby eyes, and ta

Diamond Bypass Ring. Greek 18kt yellow gold snake form bypass ring displaying round faceted colored gems and full cut diamond accents. Stamped, "750" with additional unidentified markings to

Ring. Signed Cartier 18kt yellow gold bypass style ring with terminating panels of diamonds and faceted colored gems. (8) faceted diamonds; (4) blue faceted colored gems, most surely sapphires; and (4

Ring. Signed LeVian 18kt yellow gold bypass style ring heart form pendants comprised of "mystery set" colored gems surround by pave diamond accents to surrounds and split bands. Stamped to i

1) 14K yellow gold oval hinged bangle bracelet with three black enamel flowers with diamonds in the center, 2.25 in. D, 2) 14K yellow gold black onyx and diamond contemporary bypass ring, sz 6.5, and

Ladies 18kt yellow gold tourmaline and diamond ring featuring a channel set oval cut green tourmaline weighing approx. 2.95ct. and mounted in a the center of a bypass design. Accented with bezel set r

GOLD Lot of Jewelry to include 18kt enamel ring 6.92 grams size 6 hallmark k18 enamel worn. 10k marked gold pin w/ small diamond & pearl drop 3.34 grams 25mm wide. 14k Italy marked chain 1.15 grams. 1

Brooches. (2) 18kt bi-color gold bird form brooches with enamel decoration, pave diamond accents, and single faceted colored gem eyes. Bird with blue and green feathers is stamped verso, "Italy K

Colored Gem Dog Form Brooch. Portuguese 18kt yellow gold dog form brooch decorated throughout with brown enamel work, silvered-gold droopy ears inlaid with rose cut diamonds, and bezel set colored gem

Scorpion Brooch. Italian 18kt yellow gold scorpion form brooch decorated with gradated enamel in shades of red, orange, yellow, and green. Diamond accents and colored gem eyes. Stamped verso, "18

18kt yellow gold bird brooch with blue enamel decoration to wings further accented by a total of (9) single cut diamond accents. Total approx. weight is 12.2 dwt (gross). From a Greenwich, CT estate.

18kt white gold ring comprised of (3) round brilliant cut diamonds measuring approx. 4.4mm or .30+ cts each; with a surround of (5) single cut diamonds, (2) round brilliant cut diamond accents measuri

18kt yellow gold unisex ring displaying a central oval faceted emerald with a surround of (10) full round cut diamonds. Accompanied by a Palacio de Esmerelda Gem Certificate stating this is "one

Flower Bracelet. Victorian 18kt yellow gold bracelet comprised of (23) sunflower pendants with white enamel decoration, a larger floral form clasp with pin enamel decoration and a central prong-set Ol

Comprised of a thick 18kt yellow gold textured band inlaid with one emerald cut diamond weighing approx. 0.92 cttw, approx. color of H and approx. clarity of SI, and a pear-shaped diamond weighing app

18kt white gold cocktail ring with central asscher cut aquamarine with a surround of alternating trefoils of round cut diamonds and baguettes. Asscher cut aquamarine measures approx. 13.5mm x 15.4mm.

Pocket Watch. Antique 18kt yellow gold hunter case pocket watch with blue enamel decoration and inlaid rose cut diamonds. Pocket watch is suspended from a French .750 silver fob - with export gold hal

and Colored Gem Pendant or Brooch. Cartier Panthere style signed Mayors 18kt yellow gold panther form pendant or brooch. With black enamel decorated body displaying (33) round brilliant cut diamonds a

18kt yellow gold ring with a central amethyst oval cabochon flanked by (2) round full cut diamond accents. Amethyst measures approx. 11.5mm x 8.5mm; diamonds measure approx. 2.0mm. Stamped, "18K&

18kt gold cocktail ring comprised of (2) pear-shaped emeralds and a surround of marquise and round cut diamonds. Each emerald measures approx. 10mm x 6mm and 10.5mm x 6mm. Total of (15) round full cut

18kt yellow gold band ring accented by (8) bezel set round brilliant cut diamonds with a matte finish to the interior and polished edges. Apparently unmarked, but in the style of Barry Kieselstein-Cor