Black Opal Lighting Ridge Antique Tie Pin European Diamonds 18K / Platinum

An Antique 18K and Platinum Tie Pin with Stunning Lighting Ridge Black Opal with Distinguished Harlequin Pattern • Black Opal Measures 7mm x 10mm x 2.6 mm / 1.01 Carat Approx • Surrounded by

This is an antique lot of two stick pins composed of 14K gold and platinum featuring a large opal and a fleur-de-lis studded with single and Old European cut diamonds. The opal pin is 2 3/8" long and

Platinum open circle pin featuring old European and round cut diamonds, weighing approx. 2.00 ctw, and French cut black onyx, milgrain edge, 18K safety catch, 1.25 in. diameter, 5.8 grams Provenance:

ANTIQUE, DIAMOND BOW BROOCH Containing numerous old European cut diamonds weighing approximately 4.50 carats total. Mounted in platinum-topped gold. 2 3/4 x 2 inches.Pin stamp: 18K. Gross weight: 10.8

METAL: 18k Gold, Platinum. GEMSTONES: Center diamonds approx. 0.13ctw. Rose cut diamonds. MEASUREMENTS: Brooch/Pin is 70mm x 6mm. MARKED/TESTED: 750, Platinum. WEIGHT: 4.8 grams.Gemstones have not bee

Antique black opal cameo set atop onyx set in platinum and 18kt white gold with diamonds. Width 1 3/8;; total weight 7.5 grams Condition: Two tight fissures in onyx at 12 and 6, perhaps intentional

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)

DESCRIPTION: An antique black opal pendant necklace. Features a 16-18 Carat Opal, further completed with diamond set platinum bow in a 14kt yellow gold setting. Complete with a 14kt yellow gold box ch

METAL: Platinum/ 18k Gold. MEASUREMENTS: Brooch is 69mm x 21mm. Chain is 3.75" long (with safety pin). TESTED: Plat top/ 18k gold. WEIGHT: 13.9 grams.Gemstones have not been graded for color and

METAL: 18k Gold/ Platinum. MEASUREMENTS: Pin is 38mm x 8mm. GEMSTONES: Rose cut diamonds approx. 15 stones. TESTED: 18k/ Plat. WEIGHT: 1.4 grams.Gemstones have not been graded for color and clarity, a

Edwardian Era Platinum Topped 14k Gold Natural Black Opal Diamond Bar Pin Hardy Bros Brisbane Australia w/ Original Box Description: Genuine Edwardian Era long bar pin made in solid 14k gold with a pl

Antique 14k gold stick pin, with pear cut black opal - 9 x 6.5mm, and 0.10ct diamond. Pin is 64mm long. Weight - 1.5 grams.

NO RESERVE - AN ANTIQUE BLACK OPAL AND DIAMOND BAR BROOCH, CIRCA 1910, Made in yellow gold and platinum, Oval cabochon black opal, weighing approximately 1.61 carats, Single cut and rose cut diamonds,

Gem: Creation White/Black Diamond Item: Tie Pin, size: L20 x W20 mm Stone weight: 1.45 carat round (Clarity: F/Opaque, Color: G, Black) Metal: 18k yellow gold overlay 925 silver (3.40grm) Figure: King

Gem: Creation White/Black Diamond Item: Tie Pin, size: L20 x W20 mm Stone weight: 1.45 carat round (Clarity: F/Opaque, Color: G, Black) Metal: 18k yellow gold overlay 925 silver (3.40grm) Figure: King

Gem: Creation White/Black Diamond Item: Tie Pin, size: L20 x W20 mm Stone weight: 1.45 carat round (Clarity: F/Opaque, Color: G, Black) Metal: 18k yellow gold overlay 925 silver (3.40grm) Figure: King

Gem: Creation White/Black Diamond Item: Tie Pin, size: L20 x W20 mm Stone weight: 1.45 carat round (Clarity: F/Opaque, Color: G, Black) Metal: 18k yellow gold overlay 925 silver (3.40grm) Figure: King

Gem: Creation White/Black Diamond Item: Tie Pin, size: L20 x W20 mm Stone weight: 1.45 carat round (Clarity: F/Opaque, Color: G, Black) Metal: 18k yellow gold overlay 925 silver (3.40grm) Figure: King

Gem: Creation White/Black Diamond Item: Tie Pin, size: L20 x W20 mm Stone weight: 1.45 carat round (Clarity: F/Opaque, Color: G, Black) Metal: 18k yellow gold overlay 925 silver (3.40grm) Figure: King

Gem: Creation White/Black Diamond Item: Tie Pin, size: L20 x W20 mm Stone weight: 1.45 carat round (Clarity: F/Opaque, Color: G, Black) Metal: 18k yellow gold overlay 925 silver (3.40grm) Figure: King

Gem: Creation White/Black Diamond Item: Tie Pin, size: L20 x W20 mm Stone weight: 1.45 carat round (Clarity: F/Opaque, Color: G, Black) Metal: 18k yellow gold overlay 925 silver (3.40grm) Figure: King

Gem: Creation White/Black Diamond Item: Tie Pin, size: L20 x W20 mm Stone weight: 1.45 carat round (Clarity: F/Opaque, Color: G, Black) Metal: 18k yellow gold overlay 925 silver (3.40grm) Figure: King

Art Deco Platinum Diamond Stick Pin, Period antique lapel pin; platinum set with ten European cut diamonds, bead set and four square cut sapphires, the center with a European cut round cut diamond, ap

DECO PLATINUM EUROPEAN CUT DIAMOND SAPPHIRE STICK PIN An Outstanding Antique Art Deco Platinum Old European Cut Diamond Sapphire Stick Pin, circa 1925, shines front and center with a bright and spark