Diamond and Platinum Art Deco Estate Brooch

Estate Art Deco platinum (tested) diamond double-clip brooch, c. 1930s, approx 7.46cttw, two fur or coat clips with pin mechanism to combine into single brooch, featuring pierced work and milgraining,

METAL: Platinum. GEMSTONES: Diamonds (one stone is missing) - approx. 3.00ctw. MEASUREMENTS: Brooch is 63mm x 29mm. TESTED: Plat. WEIGHT: 11.9 grams.Gemstones have not been graded for color and clarit

METAL: Platinum. MEASUREMENTS: Pendant is 38mm x 21mm. GEMSTONES: Onyx, Diamonds approx. 2.20ctw. TESTED: Plat. WEIGHT: 10.3 grams.Gemstones have not been graded for color and clarity ,and tested for

METAL: Platinum. MEASUREMENTS: Brooch is 35mm x 17mm. GEMSTONES: Diamonds approx. 1.40ctw (center stone approx. 0.40-0.44ct). TESTED: Plat top. WEIGHT: 7.7 grams.Gemstones have not been graded for col

Brooch measures 46mm x 22mm. Decorated with approx. 2.00ctw diamonds. Top tested plat. Weight - 10.7 grams.Gemstones have not been graded for color and clarity ,and tested for clarity and color enhanc

METAL: Platinum. MEASUREMENTS: Brooch is 45mm x 19mm. GEMSTONES: Diamonds approx. 3.00ctw, old mine cuts. TESTED: Plat. WEIGHT: 8.1 grams. Gemstones have not been graded for color and clarity ,and tes

METAL: Platinum. GEMSTONES: old mine and rose cut diamonds approx. 263 stones., center stone is approx. 0.70ct. MEASUREMENTS: Brooch is 57mm x 40mm. TESTED: Platinum. WEIGHT: 18 grams.Gemstones have n

METAL: Platinum. GEMSTONES: Rose cut diamonds. Blue stones. MEASUREMENTS: Brooch is 63mm x 15mm at widest point. TESTED: Platinum. WEIGHT: 10.2 grams.Gemstones have not been graded for color and clari

Brooch measures 70mm x 7mm. Diamonds - approx. 0.80-0.90ctw. Tested plat. Weight - 7.3 grams.Gemstones have not been graded for color and clarity ,and tested for clarity and color enhancement, unless

Brooch is 29mm in diameter. Set with approx. 0.80ctw in diamonds, sapphire and ruby accents. tested plat. top. Weight - 6.5 grams.Gemstones have not been graded for color and clarity ,and tested for c

METAL: platinum. GEMSTONES: diamonds-approx. 0.90 -1.00ctw. MEASUREMENTS: brooch 60 x 6.3mm at widest point. MARKED: Plat. WEIGHT: 5.4 grams.Gemstones have not been graded for color and clarity, and t

METAL: platinum. GEMSTONES: diamonds, blue stones. MEASUREMENTS: brooch is 29mm in diameter. TESTED: platinum. WEIGHT: 4.5 grams.Gemstones have not been graded for color and clarity, and tested for cl

METAL: Platinum. MEASUREMENTS: Brooch is 23mm x 4mm. GEMSTONES: 2 sapphires, 4 diamonds. TESTED: plat. WEIGHT: 3.1 grams.Gemstones have not been graded for color and clarity ,and tested for clarity an

METAL: 14k Gold/ Platinum. MEASUREMENTS: Necklace with the pendant attached is 19" long, pendant detaches and converts into a brooch - 46mm x 15mm. GEMSTONES; Diamonds approx. 3.00ctw. MARKED: Ir

METAL: Platinum. MEASUREMENTS: Brooch is 45mm x 26mm. GEMSTONES: Pearls - 6mm - 6.5mm. Diamonds apron. 1.80-2.00ctw. MARKED: Engraving "Uncle Frank to Betty 1939". WEIGHT: 13.8 grams.Gemston

METAL: Platinum. GEMSTONES: Old mine cut diamonds total approx. 1.55ctw. Center diamond approx. 0.65ct. MEASUREMENTS: Brooch is 51mm x 19mm. TESTED: Plat. WEIGHT: 10.1 grams.Gemstones have not been gr

METAL: Platinum/14k Gold hardware. MEASUREMENTS: Brooch is 77mm x 15mm. GEMSTONES: Old mine cut diamonds - approx. 1.80-2.00ctw. TESTED: Plat/14k. WEIGHT: 9.8 grams.Gemstones have not been graded for

One Art Deco period lady's round platinum diamond & sapphire brooch. The brooch measures approx. 1.50" round and features a total of twenty-three (23), bead set old mind cut diamonds measuring 1.70 -

Brooch measures 29mm x 22mm, set with approx. 1.00ctw in diamonds (center stone approx. 0.450ct) Tested plat. Weight - 5.7 grams.Gemstones have not been graded for color and clarity ,and tested for cl

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

Ladies estate Art Deco platinum and approx 10.00 ct total weight diamond convertible brooch / dress clips, the frame allows it to be converted to a matched pair of dress clips, the brooch is hand fabr

Estate Lot of Platinum Jade & Diamond Art Deco Brooch & Ring. Oval Jadeite Flowered Brooch surrounded by platinum art deco motif with diamonds. The brooch measures W 2" x H 1". Art Deco Platinum Jade

Art Deco Diamond, Emerald, Platinum BroochCentering a marquise-shape diamond weighing approximately 0.50 ct., accented by one hundred fourteen marquise, pear, round brilliant and single-cut diamonds w

METAL: platinum. MEASUREMENTS: 54mm x 15mm. GEMSTONES: center stone is synthetic ruby - approx. 2.95ct. Surrounded with mixed natural and synthetic rubies and approx. 1.85ctw in diamonds. Comes with A