Vintage Diamond, Opal and 18K Brooch

Ed Wiener (American, 1918-1991). Signed vintage designer gemstone brooch. A freeform Brutalist design with prong set round cut diamonds set around a large oval opal doublet with great play of color. C

Vintage Approx. 6.0 Carat Round Brilliant Cut Diamond and 18 Karat White Gold Butterfly Brooch. Diamonds E-F color, VS1-VS2 clarity. Stamped 750. Measures 1-3/4" H, 2-3/4" W. Approx. weight: 32.0 gram

Vintage Approx. 6.0 Carat Round Brilliant Cut Diamond and 18 Karat White Gold Butterfly Brooch. Diamonds E-F color, VS1-VS2 clarity. Stamped 750. Measures 1-3/4" H, 2-3/4" W. Approx. weight: 32.0 gram

Vintage Pave Set Diamond and 18 Karat Yellow Gold Wheat Stalk Brooch. Diamonds F-G color, VS1-VS2 clarity. Stamped 18K, HK. Measures 3-3/8" L, 5/8" W. Approx. weight: 12.3 grams. Condition: Very good

crafted in 52.4 grams of 18K yellow gold. The center of the flower contains 5 round brilliant cut diamonds prong set and weighing appx. 0.50 carats. Graded F-G color and VS clarity. Throughout the hea

Adorned by a Pave set (145) Round-cut Diamonds & (2) Small Marquise diamonds, that sparkle in any light. All Diamonds cumulatively weigh appx. 9.30 carats, H-I color, and VS clarity. The necklace is 1

Duck in flight features approx. 44 diamonds (approx. 1ctw); no mark, tested. Length 1 3/4", total weight 15.0 grams We will happily provide seamless shipping services on this lot. Please email u

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

Vintage 14k brushed gold shadow box tulip flower brooch, with two rubies and single diamond Length: 2 1/8", total weight: 7.6 grams Provenance: The Estate of Coleman and Judy Renick We happily

This collectible brooch was made in France around the 1960s. It holds approx. 33 natural diamonds totaling ---- Carats. The diamonds are alternating sizes of round-cut, which creates a dynamic style!

Title: Vintage French Diamond 18k Gold Sputnik Pin Brooch Clip Description: Inspired by the first sputnik launched in 1957, this remarkable clip was created in France in the 1950s. Chic and wearable,

This exquisite Vintage large flower brooch is crafted in France in solid 18-karat yellow gold and platinum, weighing 28.3 grams and measuring 3" long x 2" wide. Simulating a flower with concave peatal

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

Vintage from the 1950s Length: 1.5 Inches; Width: 2 Inches Materials: Gold Gemstone: Opal Style: Art deco Description Vintage Solid 18k yellow gold, genuine oval shaped cabachon opal bird brooch pin M

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)

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

About 1 1/2" wide, WITH 12 fabulous opals and small brilliant diamond center stone, total weight 9 dwt 14 grams

18K white gold bow tie brooch with center bead set round diamond in a hexagon setting and two additional diamonds bead set on each end of the brooch. The diamonds have .16 total carat weight, SI/I cla

Vintage diamond and 18k yellow and white gold leaf brooch having thirty (30) single cut diamonds, of VS-2 clarity and G/H color, weighing approximately 0.65ctw, with locking bar pin back, apparently u

1960s 9.00ctw Blue Sapphire and Emerald, 4.75ctw VS2-SI1/G-H Diamond and Solid 18K Yellow/White Gold 2.25" Brooch - This beautiful vintage piece is crafted of solid 18k yellow gold and has an elegant

The beak and the feathered are enhanced by 22 genuine pave set round cut white diamonds, weighing collectively approx. 0.35 carats and G-H color, VS clarity. Enhanced in the Eye with a Round cut Pink

37.50ctw Blue Sapphire & Ruby, 2.75ctw VS2-SI1/G-H Diamond Solid 18K Yellow Gold 2.5" Vintage Brooch - This exquisite vintage piece was finely crafted of solid 18k yellow gold and is embellished with

DESCRIPTION: A Platinum convertible Brooch/pendant centered by a Large White Opal weighing approx. 20.6cts, encompassed by a series of Round cut Diamonds the top tier diamonds weighing approx. 0.25cts

18k gold brooch featuring synthetic sapphires and approximately 2.40ctw of diamonds. Brooch measures 55mm x 50mm. Marked 18k. Weight is 33.5 grams.