An Antique smoky quartz and diamond brooch

A mid Victorian smoky quartz and diamond shell brooch, circa 1870, the smoky quartz scalloped shell set with an oval old cut diamond, 2.5cm long

This is a vintage necklace pendant set in 18K gold. The large pear-shaped smoky quartz is surrounded by full cut champagne diamonds. The total length is 2 1/4" and it weighs 22g. The quartz is 35 x 18

This is a retro 14K gold ladies cocktail ring rendered in fine 14K gold feature a large faceted citrine smoky quartz gemstone. Diamond accents on each side of the gem. From the Upstate New York estate

18k gold with brown Smoky Quartz center stone and diamonds surrounding. Size 6.5 and weighs 12 grams. FREE DOMESTIC SHIPPING.

Antique Jewelry :Art Deco German Sterling Brooch, Coral, Quartz & Marcasite, c.1920'sAntique estate sterling silver brooch with coral, smoky quartz, rock crystal and marcasite. Stamped: 935 silverOrig

Circa 1900-1925, 14K gold Including an onyx and gold brooch; a pair of gold quartz earrings; a pair of diamond and onyx earrings; and a pair of seed pearl and hair earrings 17.5 grams gross 7 pieces

A FINE ANTIQUE DIAMOND BROOCH set with an old mine cushion cut diamond of 4.00 carats in a cluster of old cut diamonds, accented by further old and rose cut diamonds to the openwork frame, the diamond

AN ANTIQUE DIAMOND BROOCH AND EARRINGS DEMI PARURE in yellow gold and silver, comprising a pair of earrings and a brooch in foliate design, the earrings set with rose cut diamonds, the brooch of simil

AN ANTIQUE DIAMOND BROOCH / PENDANT in yellow gold and silver, the openwork body set throughout with old cut diamonds, the diamonds all totalling 4.2-4.6 carats, no assay marks, 4.4cm, 14.6g. 

36 emerald cut smoky quartz approx. 14.5 x 10mm each, ten round brilliant diamonds, stamped "750", yellow gold, 1 in. wide, 7 in. lg., 125.2 grams, with receipt from Neiman-Marcus, 3/9/09

Antique Diamond Brooch platinum/18k yellow gold, ca. 1910, the Edwardian brooch designed as a Bird of Paradise, set with rose-, Swiss- and single-cut diamonds weighing approximately 4.25 carats in tot

AN ANTIQUE DIAMOND BROOCH in scrolling design, set with old cut and rose cut diamonds suspending an old European cut diamond, the diamonds all totalling 3.8 - 4.2 carats, no assay marks, 5.2cm, 12.5g.

ANTIQUE DIAMOND BROOCH, LATE 19TH CENTURY of knife wire construction, mounted in silver and gold, composed of pinched collet-set circular-cut diamonds arranged in a radiating design, detachable brooch

A FINE ANTIQUE DIAMOND BROOCH / PENDANT, 19TH CENTURY the oval body of openwork design, set throughout with old cut and rose cut diamonds, the diamonds all totalling 3.6-4.2 carats, with retractable l

Antique diamond brooch The rose-cut diamond round center with garland and decorative drops 14k yellow gold and silver 2 1/8 x 4 1/4 ins, Gross weight 37.8 dwts

ANTIQUE DIAMOND BROOCH gold and silver two-row crescent with graduated Old Mine-cut diamonds weighing approx. ct 5,00. Circa 1880. Gr 9,50 - cm 4,30 x 3,50

A FINE ANTIQUE DIAMOND BROOCH in yellow gold and silver, spelling GEORGE, each letter set with old cut diamonds all totalling 2.8-3.0 carats, no assay marks, 5.8cm, 7.8g.

Old miner's cut center diamond surrounded by close set stones. 1 1/16 x 1 1/16 (approx) SI 1. F color 4.4 mm 1/3 carat set in 14k partially rhodium plated gold.

AN ANTIQUE DIAMOND BROOCH designed as an open oval, set with ten old cut diamonds all totalling 3.0- 3.1 carats, no assay marks, 2.8cm, 5.0g.

Ladies 14k yellow gold, smoky quartz, and diamond necklace pendant with smoky quartz at center (approximately 2.50 carats total weight) surrounded by twenty-eight (28) tapered baguette diamonds(approx

This elegant authentic pendant and chain is by designer Ippolita, it is crafted from 18k yellow gold with a polished finish featuring a square shaped pendant with a large square cut smoky topaz gemsto

ANTIQUE DIAMOND BROOCH, designed as 2 cluster sections with scrolling desing and a larger diamond to the center. L. 4 cm. 4.9 grams.

Antique Diamond Brooch14k rose gold, ca. 1840s, the brooch mounted with rose-cut diamonds weighing approximately 2.63 carats in total.w. 1", l. 3", total weight 19.6 grams

AN ANTIQUE DIAMOND BROOCH, CIRCA 1910 in platinum, the rectangular face set formed of wirework designs, set with old cut and rose cut diamonds, unmarked, 2.8cm, 6.3g.