Platinum and Diamond Circle Ribbon Pendant-Brooch

TIFFANY & CO. Platinum, Diamond, and Sapphire Pendant/Broochthe circle brooch featuring a row of round brilliant-cut diamonds weighing approx. 3.10 tcw. and a row of channel-set baguette-cut sapphires

This fabulous pendant or brooch bouquet is crafted from platinum featuring long flowing curved shape leaves with ribbon tie loop and stems with flowers, the stems has round diamonds, the long leaves a

FRENCH DIAMOND, PLATINUM AND 18KT YELLOW GOLD PENDANT/BROOCHKnotted ribbon design with 41 round brilliant-cut diamonds, approx. 1.80 to 2.70mm, set in platinum. Approx. 1.95 carats total weight. Doubl

Item/Description: Elegant Deco Retro era circle pin brooch fashioned as a wreath or ribbon from platinum and set with sparkly white round diamonds graduated in size. Approximately one half carat CTW.

Openwork Platinum and Diamonds Pin/Pendant - 5.33 CTTW Vintage platinum pin/brooch with floral and ribbon design containing 67 European cut diamonds, diamonds measuring up to 0.62 ctw. (1.8mm - 5.5mm

Item/Description: Elegant Deco Retro era circle pin brooch fashioned as a wreath or ribbon from platinum and set with sparkly white round diamonds graduated in size. Approximately one half carat CTW.

RBC, marquise and baguette cut diamonds approximately 8 cts TW. Approximately GH, VS. 12.7 dwts.

METAL: platinum. GEMSTONES: diamonds-approx. 1.60-1.70ctw. MEASUREMENTS: pendant/brooch measures 52mm long x 40mm at widest point. MARKED/TESTED: 1, tested platinum. WEIGHT: 7.6 grams.Gemstones have n

Platinum Art Deco brooch/pendant, with approx. 1.20ctw in diamonds. Brooch is 40mm x 20mm. Tested plat. Weight - 7.2 grams.

Platinum & diamond circle brooch, c1915, 3.25 dwts

Synthetic sapphires. OEC diamonds approximately .45 cts. 3.3 dwts.

Platinum diamond ribbon brooch combines old European, round and baguette cut diamonds weighing approx. 7.00 ctw with an average color grade of H-L and an average clarity grade of VS-SI set in flowing

Art Deco platinum brooch with hidden bale to be worn as a pendant. Set with approx. 2.30ctw in diamonds and emeralds. Brooch measures 45mm x 25mm, bale - 20mm long. Weight - 13.4 grams.

Carved Rock Crystal, Platinum and Diamond Circle Brooch Circular beveled chipped rock crystal dia. ap. 35 mm., 6 baguette and 62 single-cut diamonds ap. .85 ct. C

Platinum and Diamond Pendant/Brooch centering a bezel-set old European-cut diamond weighing 0.45 ct. surmounted with rose- and full-cut diamonds within an open-work setting suspending a pear-shape dia

A vintage 1.25" circle brooch in platinum containing 34 VS2-SI1, G-H color Old European Cut diamonds weighing approximately 3.50 carats total weight. 5.57 Dwt.

Platinum open circle brooch, set with baguette and round diamonds - approx. 2.40ctw. Brooch is 30mm in diameter. Marked: Maker's Mark Irid. Plat. Weight - 8.5 grams.

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

This is an elegant vintage circle brooch pin rendered in fine platinum. The Art Deco pin is studded with 3.5tcw Old European and Old Mine cut diamonds of VS clarity and GH color. It is 1 3/8" diameter

Art Deco Platinum and Diamond Circle Broochthe circle brooch designed in a wreath motif and bead set with full cut round, transitional, and single cut round diamonds weighing approximately .65 total c

Platinum necklace, with triple circle drop pendant, adorned with a total of approx. 2.00-2.20ctw in diamonds. Necklace is 15.75" long, pendant is 2 5/8" long, largest circle is 26mm in diameter. Marke

A platinum and diamond pendant/brooch designed as a heart shape convertible pendant/brooch, set with twenty-one round brilliant-cut diamonds, three marquise cut diamonds, and twelve baguette-cut diamo

Metal : Platinum/ Gold stem Designer : Not Signed Gemstone : Diamonds approx. 2.00ctw Measurements : Brooch is 30mm in diameter Marked: : Tested plat/Gold Weight: 5.6 grams

METAL: platinum. GEMSTONES: diamonds. MEASUREMENTS: pendant/brooch measures 42mm long x 20mm at widest point. TESTED: platinum. WEIGHT: 5.3 grams. Gemstones have not been graded for color and clarity