Edwardian Diamond & Platinum Brooch Pin 1920's

Platinum brooch is decorated with diamonds, red stones and pearl. Brooch measures 34mm x 27mm . One diamond and one red stone are missing. Tested platinum. Weight is 5.4 grams.Gemstones have not been

Circa 1920s. Art Deco Car Brooch crafted in 18k yellow Gold and Platinum on top, accented with Rose cut Diamonds. Along with one natural Round cut Emerald. Weight: 5.4 grams. Measurements: 1.2 x 0.6 i

Elegant antique Edwardian ladies brooch pin. Filigree platinum with collet-set diamonds. Center set with a Tsavorite green garnet of approximately 3.5mm. Secure ban back. Unmarked, x-ray verified Plat

Edwardian brooch from beginning of 20th century designed as a half crescent, made of platinum (acid tested - the pin on the reverse is made of 18K Yellow Gold) and set with many lovely Old European Cu

Edwardian 14K Gold Diamond Flower Basket Pin. Antique brooch. Decorative metalwork basket with 11 diamonds. Floral and leaf design with diamonds. Tests 14k Gold acid; possible platinum. -- Dimensions:

BROOCH - Edwardian Platinum Bar Pin Form Brooch set with (14) rectangular faceted sapphires and (3) diamonds, stamped "JEC COA 6712", 2 1/2" long, 1/8" wide, 5.0 dwt tw; fine condition.

Cartier 1920s Platinum 6.00 TCW VVS/VS Diamond Pin Brooch Brand: Cartier Stones: Apx. 6.00 TCW Amazing Quality VVS/VS Clarity E-F Color Weight: 21.2 grams Measurements: 52mm x 26mm *Comes in a beautif

The 14k gold and platinum brooch/pendant is set with four 0.03 carat diamonds and a central green faceted gemstone, marked 14k and Plat. on the clasp. Pendant measures 1.625 x 0.875 inches. Green face

This delicate platinum topped pin has an approx. .75 ct. Old European cut diamond dangling in the circular center that is flanked by two smaller Old European cut diamonds, approx. .55 ct. tw., accente

Own a beautiful piece of history! This stunning platinum pin circa 1920's features 58 round and marquises cut diamond for approximately .90 carats accented by a series of vibrant red rubies. The pin m

c. 1920-30, American, 18K yellow gold platinum toped filigree brooch featuring cushion cut sapphire with diamonds set in filigree, 2.75 in. L, 4.4 grams

$42852 Spectacular Edwardian antique diamond and platinum brooch with 6.68 carats of diamonds! 17.1 grams of platinum. Circa 1910. You won't find another like it anywhere. Complete with appraisal of $

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

Crafted of 14k white gold. Hand carved cameo brooch of a young girl with flowers in her hair. She wears a diamond studded choker type necklace. Octagonal shape surrounded by a beautiful floral and fil

Designed as a heart, featuring sixty-four Old European-cut diamonds weighing a total of approximately 2.74 cttw., set in a platinum-topped, 18k yellow gold pin pendant mounting measuring approximately

Art Deco platinum brooch/pin decorated with mixed cut diamonds. Center stone- Old European cut diamond-approx. 0.79ct (VS2/I), two side stones-Old European cut diamonds-approx. 0.55ctw (SI1-SI2/I-J),

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

Featuring four European-cut diamonds weighing a total of approximately 2.09 cttw., accented by nineteen old European-cut diamonds weighing a total of approximately 0.47 cttw., highlighted by an a

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: Brooch is 30mm in diameter. GEMSTONES: Diamonds approx. 0.80ctw. Comes with brooch. MARKED: Tiffany & Co, pt950. WEIGHT: 8 grams.Gemstones have not been graded for c

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

METAL: 18k Gold/ Platinum. MEASUREMENTS: Brooch is 79mm x 30mm. GEMSTONES: Diamonds approx. 115 stones. TESTED: 18k/plat top. WEIGHT: 11.7 grams.Gemstones have not been graded for color and clarity ,a

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