OPAL AND DIAMOND CRESCENT BROOCH,

OPAL AND DIAMOND CRESCENT BROOCH. set with graduated opal cabochons, surrounded by diamonds. 2.9 cm diameter 5.1 grams

ANTIQUE OPAL AND DIAMOND CRESCENT BROOCH,High carat gold.Opals well matched with nice play of colour including reds.Diam. 2.7 cm.5 grams.

CARVED OPAL, SAPPHIRE, EMERALD AND DIAMOND CRESCENT BROOCH Containing five intricately carved transparent crystal opal flowers measuring approximately 9.50-13.00 mm wide, eight round brilliant cut dia

AN 18CT GOLD, DIAMOND AND OPAL CRESCENT BROOCH.

CARVED OPAL OWL CRESCENT BROOCH WITH DIAMONDS. 18 ct. gold.Fine and detailed carved opal.Diamonds bright and lively.L. 4.5 cm.13 grams.

OPAL CRESCENT BROOCH/PENDANT, CIRCA 1890 Set with graduated opal cabochons with rose-cut diamond accents, length 3.2cm For further information on this lot please visit Bonhams.com

AN ANTIQUE OPAL AND DIAMOND BROOCH, 19TH CENTURY in high carat yellow gold, designed as a crescent moon jewelled with graduated cabochon opals accented by old and rose cut diamonds, set to a plain bar

Edwardian 6.50 ct Diamond Crescent Brooch 3.5'' x 1.25''. It includes a center Old European cut diamond of .91 carats. It also has 11 perfectly sized diamonds on either side. Total weight 6.50 ct. Ave

Edwardian 7.32ctw Diamond Crescent Brooch 1.5''x1.5''. It includes a center Old European cut diamond of 1.04 carats with three other larger diamonds of 2.24ctw. It also has two single-cut and seventee

Important Victorian Diamond Crescent Brooch ca. 1865, silver top, 15k gold back, set with three tapering rows of graduated old mine-cut diamonds, weighing approximately 3.98 carats in total. dia. 1-3/

Antique Gold and Diamond Crescent Broochthe crescent brooch in an open work scalloped design set with old European and mine cut diamonds, completed with a single pin stem with safety catch, testing 14

DIAMOND CRESCENT BROOCH, CIRCA 1900 Of crescent design, set throughout with cushion-shaped diamonds, diamonds approx. 1.70cts total, length 3.2cm

Marcus & Co. Edwardian Diamond Crescent Brooch platinum/18k yellow gold, the brooch mounted with old European-cut and old single-cut diamonds weighing approximately 2.50 carats in total, signed "M & C

Vintage 14K yellow gold, sapphire, ruby and diamond crescent brooch, set with four round brilliant-cut diamonds; weighing a total of approx: 0.40 carats, color: H-I, clarity: SI1-SI2, eight round and

VICTORIAN SAPPHIRE AND DIAMOND CRESCENT BROOCH high carat gold. fantastic rich, vibrant sapphires with no abrasions we matched sapphires total gems- approx 4.90 ct3.1 cm diameter 5.7 grams

This wonderful and romantic Victorian-era brooch shimmers with 12 colorful heart shaped opals and 44 sparkling old mine-cut diamonds, all of which are set in 14K gold. This distinctive and dreamy anti

Antique Black Australian Opal on Matrix Diamond Brooch of 18K Gold Dimensions: 15.86 x15.35 x12.00 mm* Weight: 22.80 grams* * (estimate/approximately)

ANTIQUE DIAMOND CRESCENT BROOCH. Largest old cut diamond approx. 0.50 ct. Diamonds H-J colour, Si clarity.Diam. 2.3 cm 4.5 grams.Fine brooch with lovely old cut diamonds

1970's Victorian Revival Australian Opal Diamond Brooch. Featuring an open frame floral motif centrally set with a oval cabochon cut "jelly" opal exhibiting a harlequin blue, green and red play of col

A ruby and diamond crescent brooch. The vari-shape ruby and old-cut diamond crescent lines, with rose-cut diamond terminals. Estimated total old-cut diamond weight 1.10cts. Length 3cms. Weight 5.6gms.

A beautiful Edwardian 14K W/G crescent brooch (1.2"x1.2") set with gem quality European diamonds, diamond wt. approx. 0.55, 0.45, 0.45, 0.35, 0.35, 0.18, 0.18 and 4 small diamonds, all diamonds are VS

18KT GOLD & DIAMOND CRESCENT BROOCH, W 1/2", L 2.25", T.W. 6 GR An 18kt gold and diamond crescent form brooch. Offers twenty one diamonds, sizes ranging from 2mm to 5mm. Having a dedication ("M.E. KOT

A MID 19TH CENTURY GARNET AND DIAMOND CRESCENT BROOCH, of alternating cushion-cut garnets and old-cut diamonds. Estimated total diamond weight 1.50ct, 2.5cm diameter, 4.5 grams

Antique diamond brooch pin. Features a reticulated crescent form set with old mine cut diamonds. Tested 14k, unmarked. Measures 1 3/4" x 1 1/4". Total diamond weight is approximately 2.25 carats. Weig