Platinum diamond and Ceylon sapphire brooch, diamonds

PLATINUM & 18K GOLD CEYLON STAR SAPPHIRE DIAMOND & RUBY BROOCH: An important 18K yellow gold Russian brooch set with a large star sapphire cabochon surrounded by diamonds and knife-set rubies in an en

The exceptionally fine handmade art deco brooch is set with 212 old mine cut diamonds, 20 square calibre cut diamonds and 52 calibre cut sapphires set in platinum. The brooch has an approx. diamond we

This elegant Art Deco brooch is crafted in solid platinum, containing 4 old European cut diamonds weighing approximately 0.80 carat total, 27 old European cut diamonds weighing approximately 0.27 cara

This is an antique ladies ring rendered in fine platinum. The ring features a large faceted oval ceylon sapphire surrounded by Old European cut diamonds. The diamonds are SI-I clarity and HI-IJK in co

Appraisal- $10,500 Weight- 15.10 grams

Platinum Weight 9.6g Diamond Approx. 1.5ct Sapphire Approx. 0.3ct Brooch Measurements 0.95”x2.5”

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 -

Faceted cushion cut lively blue sapphire, 12.61 x 10.94 x 7.10 mm., 9.75 cts. by formula, strapped motif shoulders with RBC and baguette cut diamonds, RBC diamond rails, approx. 1.0 cts. TW. Setting m

Platinum ring with GIA certified 2.06ct Ceylon (Sri Lanka) sapphire, and 0.71ctw in diamonds. Ring size - 6, ring top - 13mm x 17mm. Marked: 0.71, 2.063, Pt900. Weight - 6.9 grams.

Ceylon Sapphire, Diamond, Platinum Ring The ring features a cushion-shaped sapphire measur

13.75 ct Royal /Vivid Blue Ceylon Sapphire & Diamond Platinum Ring

Belle Epoque Platinum Diamond and Sapphire Brooch; platinum; 13.0dwt/20.21g; center = 1.25cts; 94 round diamonds = 9.25cts; Total Diamond Weight = 10.50cts; 59 sapphires = 1.25cts; 2 1/4" x 1 1/4"

centering one round brilliant cut diamond [K/VS2] weighing approximately 0.92 carats total; 104 single and full cut diamonds [G-H/VS1-VS2] weighing approximately 1.40 carats total; 22 round cut and ro

Platinum diamond and sapphire brooch, central double cabochon, natural sapphire, 10.90 x 5.49 x 5.29 mm, with GIA sapphire report, 50 other sapphire of various sizes, 64 round brilliant diamonds of va

DESCRIPTION: An elegant brooch comprised of a platinum foundation, centered by a 1.5ct oval cut Sapphire, further encompassed by a series of Diamonds along the spiraling frame including Marquee, Round

An Art Deco Platinum, Diamond and Sapphire Brooch, containing three square step cut diamonds weighing approximately 1.00 carat total, four baguette diamonds weighing approximately 0.80 carat total, 40

Circa 1920, centering an old mine cushion-cut diamond gauged at approximately 1.50cts. and graded I-J color and SI clarity surrounded by ninety-two single and full-cut round diamonds totaling approxim

Platinum, Diamond and Sapphire Brooch One old European-cut diamond ap. .80 ct., single and rose-cut diamonds, square-cut sapphires, c. 1915, one sapphire missing, ap. 10.3 dwts. C Collection of an Eas

Circa 1920's; Total Gemstone weight 6.96ct; Scalloped filigree plaque set throughout with diamonds and synthetic sapphires. Largest diamond is .52ct; Appraisal upon request. 17.6 grams

centering one rectangular step cut very dark sapphire weighing approximately 2.50 carats total; six old European cut diamonds [G-H/VS1-VS2] weighing approximately 0.80 carats total; and 62 single and

DESCRIPTION: an Art Deco brooch crafted with a platinum frame decorated with bouquet style form with lattice and swirling designs. The brooch inset with approx. 2cts of smaller diamonds and approx 2ct

METAL: 18k Gold/ Platinum. MEASUREMENTS: Brooch is 85mm x 50mm, converts into two clips. GEMSTONES: Sapphires, Rose cut diamonds approx. 70 stones. TESTED: 18k/ Plat. WEIGHT: 41.4 grams.Gemstones have

METAL: Platinum. MEASUREMENTS: Brooch is 44mm x 17mm. GEMSTONES: Sapphire, Emerald, Diamonds approx. 0.70ctw. MARKED: 8990P. WEIGHT: 5.1 grams.Gemstones have not been graded for color and clarity ,and

PLATINUM DIAMOND & BLUE SAPPHIRE BROOCH - 3" diameter circle platinum brooch, circled with diamonds & blue sapphires; Total weight 7.2g; Estimate: $500-$1000