Vintage Triangular Diamond Platinum Cluster Geometric Brooch Pin

A Vintage 18k White Gold Diamond Pearl Cluster Brooch Pin featuring a cluster of (27) Pearl Beads drilled and mounted on Platinum along with Numerous transparent near-colorless Diamonds and Orange-yel

Vintage fancy and large floral and bow brooch. 139 high quality diamonds with a approx. weight of 9.60ct set in a hand fabricated platinum setting. Unmarked, tested for platinum. approx 1.5" X 2" with

weighing approximately 10.0 grams. crafted in solid Platinum, this exquisite piece is adorned by an outstanding (4) Large Genuine Diamonds round-cut, prong-set, ( G-H color and VS clarity) & (16) Larg

This is an elegant vintage circle brooch pin rendered in fine platinum. The Art Deco pin is studded with 3.5tcw Old European and Old Mine cut diamonds of VS clarity and GH color. It is 1 3/8" diameter

Yellow gold 14 Kt and platinum diamond cluster brooch with 39 diamonds in concentric circle at center of pin. Acid tested. Weight 4.1 dwt. Condition: Excellent condition. L. 2-1/8" D 1/2". Copy and pa

Vintage Platinum Diamond Brooch, Spectrometer tested platinum, with estimated approx. 1.35 carats diamonds both prong set and bead set also three baguette cut diamonds, pin mechanism works properly, 1

Title: Vintage Tiffany & Co. 3ctw Fine Diamond 0.75ctw Natural Ruby Platinum Art Deco Circle Pin Brooch Description: Signed Tiffany & Co. platinum circle pin featuring approx. 3.0ctw of the fieriest

This is a vintage Mid Century 18K gold floral spray brooch pin featuring clusters of sapphires and diamonds (VS clarity and IJ color). 1 7/8 x 3/4". It weighs 19g. The sapphires are each 2.3mm. The to

VINTAGE TIFFANY & CO. 3ct PLATINUM BROOCH PIN Brooch measures 1.85" H x 1.75" W Vintage Tiffany & Co. Platinum 3ct Diamond bow brooch with filigree design Center diamond apx 0.50ct Emerald cut Super c

VK ITOO DAVID WEBB 18 karat Yellow Gold Platinum Diamond Emerald Brooch A gorgeous vintage David Webb 18 karat gold brooch, featuring emerald and diamond. Designed as a swirled branch, this vintage Da

Vintage Platinum & diamond brooch, c. 1950, set with a cluster of pear-shaped and marquise-cut diamonds, H-J color, VS-SI clarity, est. 10.0 carats, 2.5"l, approx. 18 dwt., illegibly stamped 869(?) Pr

Vintage platinum and diamond circular pin with interlocking ribbon form comprising of 3.6 ctw diamonds (VS - SI clarity, G-H color). Unmarked. Ahlers & Ogletree, Inc. reserves the right to demand paym

Signed Vintage Tiffany & Co. Platinum 1ctw Fine White Diamond Pave Crab Brooch Description: A properly signed platinum pin / brooch depicting a full bodied crab that is encrusted with approx. 1ctw of

Openwork Platinum and Diamonds Pin/Pendant - 5.33 CTTW Vintage platinum pin/brooch with floral and ribbon design containing 67 European cut diamonds, diamonds measuring up to 0.62 ctw. (1.8mm - 5.5mm

This is a charming vintage yellow gold, diamonds and black enamel 3D leopard pin brooch. It is exquisitely crafted in solid 18k yellow gold with a fine polished textured finish. The leopard is posed i

Handmade Vintage 18K Yellow and White Gold Brooch pin set with a cluster of round brilliant cut diamonds in the center surrounded by round mixed cut natural rubies, there are (59) diamonds and (81) ru

Platinum diamond cascade brooch. The crescent shape pin is fashioned with a raised cluster of full cut diamonds in 4 pronged mountings. The cluster is surrounded by leaf shaped mountings set with pair

Vintage Korol 18k gold star/sun burst cluster of multi-layer flowing ribbons adorn in 11 diamonds totaling 1.6 ctw., seven of which tremble in the center. Framed and/or bordered. Signed "Korol". Hallm

Period Edwardian 14K White and Yellow Gold Bar Pin Form Brooch, set with (1) central old European 0.20 point diamond, flanked on either side by (1) triangular shaped blue sapphire, 3.6 dwt, 3/4" high,

A VINTAGE BAR PIN WITH DIAMONDS AND A PEARL Featured center pearl with old mine diamonds set in platinum. Open metal work is accented with milgrain edging. Brooch is 2.75" long. 1 off-round white pear

Ladies Stunning Hand made diamond pendant-pin with a bright polish finish. Wreath Circa 1930s - 1940s 12.81 Carat weight total Platinum - 22.00 Grams C-Clasp and Foreclosure See Appraisal - Included w

The classic bygone days of Golden Age Hollywood glamour are evoked in these fabulous, ultra-sparkling double diamond spray clips. Masterfully hand fabricated in platinum in free form cornucopia style,

A platinum brooch set with approximately 1.50ctw of old mine cut diamonds separated by synthetic sapphires. The brooch measures 43mm x 23mm and weighs 6.0 grams.Gemstones have not been graded for colo

Vintage Hope Diamond Brooch Pin From Smithsonian Institution, Size: 1.5"