Art Deco Platinum & 18K 16.40 Ct. Diamond Brooch

Art Deco Platinum 4.60 Ct. Diamond Brooch Weighing 8.2 grams Set with 3 Marquise Diamonds weighing app. 2.10 Ct. One of the Marquise are GIA Certified Along with 76 European-cut Diamonds weighing app.

Lady's Art Deco Platinum and 3.76 ct Diamond Circle/ Bow Motif Brooch Total Diamond Weight 3.76 cts. Weight 19.90 grams. Estimated total clarity VS1-SI2, Estimated Color G-H. See attachments for addit

UDALL & BALLOU ART DECO PLATINUM, 18K GOLD, SAPPHIRE, AND DIAMOND BAR PIN / BROOCH, tested, marked "U&B", featuring 11 hexagonal-cut sapphires in slightly tapering sizes from 4.1 to 4.7 mm side to sid

2 Art Deco Brooches. 1st item: Art Deco platinum, 18k yellow gold sapphire, diamond and pearl brooch containing 14 baguette cut sapphires with a total weight of approximately .56 carats and 42 Old Eur

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

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

Vintage handmade Art Deco period Platinum and 18K Gold "Bar" brooch with black enamel, stamped "CDP Inc. France". A double row of (32) Round Brilliant Cut Diamonds, total weight 1.50ct, Clarity VS1, C

Art deco 18k yellow Gold and Platinum on top, featuring three Old mine Diamonds weighing Approx. 0.60 carats. Along with Rose cut Diamonds and natural blue Sapphires weighing Approx. 1.00 carats. Broo

Art Deco Diamonds, Platinum and 18k yellow Gold filigree Brooch. Featuring a center Oval Cabochon Blue Stone Accented by Rose Cut Diamonds Approx. 0.15 Carats. Weight: 6.5g. Measures: 2.3x0.7".

Platinum 18k Weight 5.52g Art Deco Rose Cut & old Mine Diamond Approx. 0.50ct Brooch Measurements 0.7inx1.8in

346-661 Two Carat Platinum and Diamond Brooch. Art Deco Setting. 2.5" long. World Class item. Would make a stunning Pendant. Good stones, incredible Mine Cut Diamonds.

METAL: 18k Gold/ Platinum. MEASUREMENTS: Brooch is 40mm long. GEMSTONES: Rose cut diamonds. TESTED: Plat/ 18k. WEIGHT: 2.9 grams.Gemstones have not been graded for color and clarity ,and tested for cl

METAL: 18k Gold/ Platinum. MEASUREMENTS: Brooch is 44mm long. GEMSTONES: Diamonds, blue stones. TESTED: 18k/ Plat. WEIGHT: 2.3 grams.Gemstones have not been graded for color and clarity ,and tested fo

Art Deco Bug brooch Crafted in 18k yellow Gold and Platinum, set with Diamonds, Two Round Shaped Rubies and a 8mm Round Pearl. Weight: 5.6g. Measurements: 1.4x0.8".

Art Deco Platinum Diamond Brooch/Clips Weighing 28.8 grams Set with 108 Diamonds weighing app. 12.00 Ct. F-H Color, VS1-SI1 Clarity 2 Inches in length

Art Deco Platinum Diamond Brooch Weighing 15.1 grams Set with 135 Diamonds weighing app. 9.00 Ct. E-G Color, VS1-SI2 Clarity 2.25 x 1 inches

ART-DECO JADE AND DIAMOND BROOCH, in 18 ct. gold and platinum. Set with a square carved green jade plaque to the center, with diamond accents to the sides. W. 5.3 cm. 4.1 grams.

Art Deco Pendant / Brooch crafted in 18k yellow Gold and Platinum on top, accented with Old mine and Rose-cut Diamonds weighing together Approx. 2.0 carats total weight. Pendant come with antique Plat

METAL: Platinum and 18k Gold. GEMSTONES: Diamonds approx. 1.50ctw. MEASUREMENTS: Brooch is 46mm x 4.2mm wide. MARKED: Tiffany & Co. WEIGHT: 6.1 grams.Gemstones have not been graded for color and c

DESCRIPTION: An Art Deco Pin Brooch comprised of an 18k yellow gold foundations, inlaid with black Onyx, a platinum setting inset with Diamonds and a final Ruby accent. Stamped along the "750" Total W

Art Deco platinum, diamond, and fine emerald brooch / pin, composed of fifty-one mixed-cut diamonds including baguette and round brilliant-cut diamonds; approx: 5.50 ct tw., color: H-I, clarity: VS2 -

Turquoise and Diamond Flower Brooch Item # 6911 Category Pins & Clips Art Deco Platinum Turquoise and Diamond Flower Brooch Weighing 20.9 grams Set with an app. 18.00 Ct. real Turquoise Oval Cabochon

Art Deco French Platinum Diamond Brooch Weighing 21.9 grams Set with app. 9.50 Ct. of Diamonds E-G Color, VVS-VS Clarity 2 inches in length

Art Deco Platinum Diamond & Ruby Brooch/PendantWeighing 14.2 gramsSet with 29 Diamonds weighing app. 1.70 Ct.Along with 14 Diamonds weighing app. 1.70 Ct.F-G Color, VVS-VS ClarityAnd 14 Rubies weighin