Opal Brooch of 18K Gold with 17 Diamonds, Europe, c.

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.

Opal, Diamond, White Gold Brooch Stones: Opal cabochons; full-cut diamonds weighing a total of approximately 4.40 carats Metal: 18k white gold Gross Weight: 2

METAL: 18k Gold. MEASUREMENTS: Brooch is 36mm x 36mm. GEMSTONES: Opals, Diamonds approx. 2.20ctw (one stone is missing). MARKED: Casbah, 18k. WEIGHT: 10.4 grams.Gemstones have not been graded for colo

Antique Turtle Brooch with a center natural Opal (18x12x4mm) and Rose Cut Diamonds Approx. 2 CT. Measurements: 8.5x1.55\'\'. Weight: 10.2g.

Natural Australian Opal Emerald Diamond 18k Gold Pin Large Carved Flower Midcentury Brooch Description: I wish you could see this in person because it is sooooo much prettier than the pics! The large

the 18k gold brooch is studded with 17 old cut diamonds ands numerous rose cut diamonds weighing approximately 2.00 ct in a beautiful composition. The 18k gold is mainly formed from gold but as is typ

Edwardian 18k gold opal and diamond necklace, 17" chain with small center piece holding chain two round pendant measuring 9/16" in diameter, fifteen mine cut diamonds measuring between 0.04 to 0.06 ca

18k white gold & diamond brooch, earrings, 20th c., custom made in Hong Kong, brooch with center round stone approx. 1.89 cts, surrounded by marquise, pear, round and baguette shaped stones, approx. 1

Ruby diamond opal brooch; steel and 18K yellow gold brooch with worn hallmarks; Test: white metal not gold/18K yellow gold, one oval 7x5mm opal is bezel set with small 3.5mm pearl accent set into yell

Ladies 18k Yellow Gold and Opal Ring, and an Opal, Diamond and 10k Yellow Gold Brooch. 7.7 g.t.w. Brooch: L: 1.25 in.

Platinum and 18k yellow gold and diamond jockey brooch, c.1970, 4.7 dwts. This brooch has approximately 42 round VS1 G color .03ct single cut diamonds, for a total diamond weight of 1.20 carats. 1.75"

CUSTOM TIFFANY & CO. & PALOMA PICASSO 18K GOLD & DIAMOND SEAGULL BROOCH: 20th C, America. 18k yellow gold brooch, custom mounted with a .47 carat round, faceted diamond (5x5mm), 1.625"l, impressed: TI

Edwardian Platinum & 18K Yellow Gold Demantoid Garnet and Diamond Brooch, c. 1915, comprising of 14 Demantoid Garnets, approx. 3/16 ct, and 26 diamonds approx. 1/16 ct each, stamped 14K on clasp [4938

STUNNING 18K GOLD, OPAL & DIAMOND BRACELET - 10 GENUINE OPAL CABUCHONS WEIGHING 2.32 CARATES-17 ROUND CUT MAB DIAMONDS-VERY GOOD CONDITION-24.3 grams total weight

18K tri color gold, with 17 small round diamonds, open ended, approx .25 tcw, sz 5.5, 4 grams tw

Tiffany & Co diamond brooch in box, c.1900-1910, 7.3 dwts Length: 2" Width: 1.25" The lower half of the brooch is 18k yellow gold and the upper half is platinum, as was the style at the time. The broo

2 X 1 1/4" WITH LOCKING C-CLASP. FEATURES A SPRAY WITH (5) 2.0MM ROUND DIAMONDS, APPROX. .15CTW. 9.4GTW.

1) 18K yellow gold pearl ring with old mine cut diamond center, full English hallmarks, Birmingham, 1866, sz 5 and 2) 18K yellow gold diamond and opal ring, full English hallmarks, Birmingham, 1909, s

14.40ct Boulder Opal Diamond Freeform Ring, set in 18k Gold with 2/0.064 1 VS2 Diamonds. 17.7g, approximately 1.3125 x 1 x 0.5625 in.

18k gold wheatsheaf brooch with diamonds, rubies, emeralds and sapphires, measures approximately 3" x 2 5/8", unmarked, tests 18k, weighs 32.5 gr/20.8 dcw complete, mid to late 20th C

ED WIENER 18K Gold Hand Wrought Diamond Brooch Pendant Pin. Large sculptural modernist brooch with 5 faceted prong set diamonds and large set opal center stone. Mid century hand crafted studio jewelry

Feature oval doublets and stamped "brooks". Ring is enhanced by (2) round diamonds, approx..22ctw. Pin: 2.5" x 1.25" with locking c-clasp flashes red, blue, green and yellow. Ring size 9.25 flashes bl

Spectacular Ladies 18K White Gold Ring set with 17 full-cut round diamonds, and a large singlet opal (8.5mm x 11mm). Ring Size 8. total weight 7.3 grams / 4.6 dwt. light use, clean good condition with

18K gold and diamond leaf form brooch having a brushed gold finish, mounted with a round brilliant cut diamond, .25 cts. approximate. Stamped, "18 Kt." 11.9 grams. 1.5"H x 1.75"W, Circa - 20th C.