Opal, Diamond, Demantoid Garnet, Pendant-Brooch

A Victorian Silver Topped Gold, Demantoid Garnet and Diamond Thistle Motif Pendant/Brooch, containing six round mixed cut demantoid garnets measuring approximately 1.50-2.10 mm in diameter and 21 old

Platinum, Gold, Demantoid Garnet and Diamond 'Prince of Wales' Pendant-Brooch 56 old European-cut diamonds ap. 1.00 ct., round demantoid garnets, c. 1905, ap. 9 dwts. C

Metal : Gold back/Platinum Top Designer : Not Signed Gemstone : Demantoid garnets, Diamonds Measurements : Pendant is 25mm x 25mm Marked: : Tested plat/gold Weight: 10.1 grams

Estate 14kt Yellow Gold & Demantoid Garnet Brooch or Necklace Pendant. Figural beetle brooch with textured gold finish, demantoid garnets and diamond eyes. Nicely detailed, quality construction. Measu

14k Yellow Gold Weight 15.52g  Multi Gem Sapphire, Garnet, Citrine, tourmaline, opal, emerald, Amethyst, Diamond Basket Brooch Pendant Measurements 1.80”x1.70”

Two piece 14K lot to include brooch and pendant, brooch mounted with garnet and small opals, pendant mounted with emerald and diamonds, 10.6 gr.

American Arts and Crafts opal, demantoid garnet, and sapphire brooch Set with an oval cabochon opal, in a foliate frame of circular-cut sapphires and demantoid garnets, c. 1900 Yellow gold 7/8 x 1 3/4

14 kt. Yellow Gold, Opal and Diamond Pendant/Brooch Necklace , central oval cabochon opal, wt. approx. 7.00 cts.; pierced filigree surround set with 38 round cut diamonds, total wt. approx. 2.00 cts.;

Australian opal, diamond & tsavorite garnet pendant in 14K yellow gold, designed by Karin Tremonti. Features a free form tear drop central Australian opal (24 x 15mm) exhibiting red, orange & green fl

the brooch set with 11 oval opals (center opal with moderate chip), and a (9x7mm) teardrop opal dangle, accented with 10 round diamonds (0.28ctw), and seed pearls, in yellow gold, stamped 14K (pin ste

Unusual 18k Gold, Opal & Diamond Pendant/Brooch, Signed. Art Nouveau Style. Chip on chin, mostly visible on reverse. Dimensions- Total Pin L- 2 1/2". Total Weight- 17.5.g. 11.3dwt.

With central opal having an alternating diamond and opal pattern amid gold filigree. 1.5" diameter. Approx 8.1 DWT. Gold tested.

set with 17 oval opals (center opal 7x6mm), accented with 24 round diamonds approx. 1.00 carats, in yellow gold stamped 14K, 1.6x1.5in., 12.5gms.

Metal : 14k Gold Designer : Not Signed Gemstone : Diamonds approx. 0.60ctw, Opal (multiple small chips on stones) Measurements : Brooch is 35mm in diameter Marked: : 14k Weight:

Stunning Art Nouveau Black Opal Diamond and Demantoid Garnet Necklace 14K Gold. Articulated pendent supporting two fancy-cut black opals, accented by old mine-cut diamonds and demantoid garnets. &bull

Title: Art Nouveau Opal Diamond Enamel Pendant—Brooch 14k Additional Information: Vintage from the 1910s Materials: Gold Gemstone: Opal Style: Art nouveau Description Ombré enamel surrounds

A White Gold, Opal and Diamond Pendant/Brooch, containing one oval shape cabochon cut opal measuring approximately 25.20 x 16.70 mm and 29 round brilliant cut diamonds weighing approximately 2.85 cara

Set with 3 round opals each approx. 4.5mm, and a center (5pt) diamond over an onyx stone approx. 15x11mm, in yellow gold stamped 14K, 2.5x2.25in., 21.2gms. Opening Bid: $500/

14 Karat yellow gold pendant bezel set with one oval cabochon cut Sugar-treated Opal, approximately 69.07 carats, accented with 18 full cut round Diamonds [H/VS], approximate total weight 0.54 carats

Antique Diamond and Demantoid Garnet Clover Broochthe clover motif brooch centering on a prong set old European cut diamond (7.3 x 7.2 x 3.89mm) weighing approximately 1.24 carats (H color, SI1 clarit

Circa 1890, platinum-topped 14k yellow gold Centering an old mine-cut diamond weighing approximately 0.20 ct. and graded H-I color, SI-I clarity and further set with rose-cut diamonds to the body wit

Large oval 14K yellow gold brooch with hidden bail on back to convert to a pendant, set with large white opal cabochon and the foliate frame set with brilliant cut white diamonds, height 2", width 1.7

METAL: 14k Gold. MEASUREMENTS: Brooch is 35mm in diameter. GEMSTONES: Opal (multiple stones are chipped). Diamonds approx. 0.60ctw. MARKED: 14k. WEIGHT: 11.4 grams.Gemstones have not been graded for c

Metal : 14k 10k Gold/ Silver Designer : Not Signed Gemstone : Old mine cut diamonds approx. 0.90ctw, Opal 11mm x 6mm. Measurements : Necklace is 14.5" long, Pendant is 28mm x 16mm. Marked: