1920s Pearl Diamond Gold Platinum Brooch

French, around 1920. Art Déco typical design. Set with 53 old- cut and rose-cut diamonds with an overall weight of ca. 2.65 carat. Mounted in platinum. Hallmarked with the eagle’s h...

Made in Germany in 1930's. With 1 brilliant-cut diamond weighing circa 0,20 ct. and 2 oriental pearls in diameter of 4,3 mm. Mounted in 14 carat white gold. Hallmarked: 585. Weight...

1920's. Art Deco set with a center diamond weighing 2,40 ct., clarity: VS1, color: cape. 38 diamonds circa 1,54 ct., onyx and pearls. Mounted in platinum. Chain in 14K white gold. To...

Germany, 1920's. Set with 1 brilliant-cut diamond weighing circa 2,48 ct., color: K, clarity: VS2, 1 brilliant-cut diamond weighing circa 2,44 ct., color: K, clarity: P2 and 22 brill...

Designed as a stylised flower cluster spray. Set with 2 old-mine-cut stones weighing 0,88ct and 0,16ct., clarity: SI2 and SI1, 1 drop-cut diamond of 0,65ct, clarity SI1. 149 diamonds...

Europe, around 1940. A very fine craftsmanship. Mounted in 18 carat yellow gold and platinum. With 43 antique-cut diamonds weighing circa 1,30 ct. Deep blue sapphir and 13 synthetic ...

Platinum and 18 Karats white gold brooch. A sublimely delicate piece of antique jewelry, this brooch with its geometric, openwork lines is set with millegrain-cut cushion-cut diamond...

Item Details: Metal Type: Platinum with Gold Pin [Hallmarked, and Tested] Weight: 5.8 grams Diamond Details: .75ct total weight, Natural Diamonds, Old European Brilliant Cut, F-G Col...

Seventy-one sparkling white diamonds and faceted black onyx make an elegant statement in this Art Deco-period "bow" brooch by Greenleaf & Crosby. Th...

An Art Deco platinum brooch with diamonds and onyx. The brooch has milgrain-set old European-cut diamonds with an approximate total weight of 6.50 carats, H/I color, VS clarity, with...

Iconic Art Deco design platinum top and gold back brooch, featuring onyx top, adorned with approx. 0.25ctw in diamonds. Brooch measures 1.5" x 0.75". Not ha...

A stunning antique Art Nouveau 0.84 carat diamond and 14 karat yellow gold, platinum set brooch; part of our diverse antique jewelry and estate jewelry collections. This stunning, fine and impressive antique brooch has been crafted in 14k yellow gold with a platinum setting. The Art Nouveau design is ornamented with three feature bezel set Old European round cut diamonds; a 0.31Ct, a 0.21Ct and a 0.20Ct. The millegrain decorated, sinuous design is embellished with a further two Old European round cut and twelve Dutch cut diamonds. The brooch secures to the reverse with a hinged pin and clasp fastening, which is struck with the maker's mark and 14k gold fineness mark -585. The side of the setting is also hallmarked with the 14k gold fineness mark. The setting has been independently tested using state of the art technology (Niton XL2 Analyzer) and verified as platinum. The 1920s diamond brooch is supplied with three independent diamond grading certificates. Images do not always reflect the true color and brilliance of gemstones and diamonds. The video however provides a truer representation of the actual color and showcases each stone. Condition This stunning antique Art Nouveau brooch...