Platinum and Diamond Brooch, 5.0 D Total Weight H SI

center round cut synthetic blue sapphire approx. 7.6mm, approx. 156 old European cut diamonds estimated total weight 3.50cts., H-J, VS to SI, tested platinum, 13/16 x 2-7/8 in., 11.3 gramsÿ - Provena

three old mine and 16 old European cut diamonds estimated total weight 1.35cts., H-I, SI to I, top of mounting tested platinum, stamped "14K", yellow gold, 1/2 x 3-1/8 in., 7.9 gramsÿ - Provenance: A

The rectangular platinum brooch with bow detail is set with 31 Old European cut single and full cut round Diamonds [H/SI], approximate total weight 1.00 carats, accented at the corners with eight trap

A late 19th century platinum and 15ct gold, graduated pearl and old-cut diamond crown brooch.Estimated total diamond weight 1.75cts, G-H colour, VS-SI clarity.Length 4cms. 14.2gms.Pearls untested for

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 Diamond Flower Brooch Center set with one Old European cut Diamond [I/SI-2], approximately 0.71 carat, enhanced with 24 baguette cut Diamonds [H/VVS], approximate total weight 3.36 carats, fu

A Lady's Russian Platinum Ruby & Diamond Pin / Brooch / Pendant. Containing four (4) rubies set in a platinum mounting containing 2.50 carats of diamonds. Clarity SI clarity H-I color. approx weight 1

Carved Jade Diamond Pearl Brooch Circa: 1950s Diamonds: 25 Diamonds total weight approx. 1.30 - 1.50 carats Color and clarity: H - I, VS - SI Pearl: 6.31 mm Measurements: 1.02" x 1.60" Total weight: 1

Antique 18k yellow Gold Ring with Platinum on top, featuring two Old mine Diamonds Approx. 0.50 carats. H color, SI clarity. Along with Rose cut Diamonds. Ring size: 5.75. Total weight: 1.66 grams. Ri

Platinum Eternity Band with Diamonds weighing Approx. 1.50 carats. H-J color, VS-SI clarity. Ring size: 5 1/2. Total weight: 3.2 grams.

Art Deco 18k yellow Gold and Platinum Filigree Ring featuring3 Old mine Diamonds Approx. 0.50 carats. H-I color, VS-SI clarity. Along with Rose cut Diamonds. Ring size: 10. Sizable. Total weight: 5.0

Art Deco Ring crafted in 14k yellow Gold and Platinum on top, featuring Old mine Diamonds weighing together Approx. 0.50 carats. H-I color, VS2-SI clarity. Ring size: 7 1/2. Total weight: 3.4 grams.

A late Victorian silver and gold carved jade and old-cut diamond cluster brooch. Estimated total diamond weight 2.25cts, predominantly G-H colour, SI clarity. Length 4.5cms. 12.5gms.

An early 20th century 18ct gold old and rose-cut diamond crescent brooch.Estimated total diamond weight 0.65ct, G-H colour, VS-SI clarity.Diameter 2.5cms. 4.5gms.

18 karat yellow gold Leopard pendant with black enamel and 2 cabochon emerald eyes. 29 round full cut diamonds at 0.50 carat total weight, G-H color/VS-2 to SI-1 clarity. 31.7 grams. Marked: KW (for K

Vintage Art Deco style platinum diamond cocktail ring, set with round brilliant and baguette-cut diamonds; approx: 1.50 carats total weight; color: H-I, clarity: VS - SI1. Marked: "PLAT". Ring measure

A late Victorian silver and gold, old and rose-cut diamond crescent brooch. Estimated total old-cut diamond weight 1.30cts, H-J colour, SI clarity. Length 3.2cms. 9.6gms.

An 18ct gold diamond Football Association shield brooch. Estimated total diamond weight 1ct, G-H colour, VS-SI clarity. Hallmarks for London, 1996. Length 3.7cms. 14.8gms. PROVENANCEOnce in the collec

19 old European cut diamonds estimated total weight 0.85ct., H-J, SI, 10 synthetic blue sapphires, remnant of stamp "Platinum", size 7-1/2, 4.2 grams - Provenance: A Virginia Collector

A pair of platinum brilliant-cut diamond stud earrings. Estimated total diamond weight 0.50ct, H-I colour, SI clarity. Hallmarks for Sheffield. Total weight 1.2gms.

Including a platinum ring, center double 4-prong set with one Old European cut Diamond [L/SI-1], approximately 1.28 carats, accented with 24 single cut round Diamonds [H/SI], approximate total weight

each earring with 24 old European cut diamonds estimated total weight 1.30cts., H-J, SI, stamped "IRIDPLAT", 1 x 3/4 in., 10.7 grams, with copy of appraisal

center four round brilliant and 14 round brilliant and single cut diamonds estimated total weight 0.88ct., H-J, SI, two synthetic blue sapphires, remnant of stamp "PLATINUM" and hand inscribed "12 29"

26 round brilliant diamonds estimated total weight 1.0 carat, H-I, SI, tested platinum, size 6-1/4 5.4 grams