Platinum and Diamond Bow Brooch, set with full- and tapered baguette-cut diamonds, approx. total wt.

Platinum and Diamond Dress Clips, c. 1950s, designed as a bow set with full- and baguette-cut diamonds, approx. total wt. 6.00 cts., each lg. 1 3/8 in., with 14kt white gold armature for brooch conver

14kt White Gold and Diamond Crown Pendant/Brooch, set with full-cut diamonds, approx. total wt. 2.00 cts., lg. 1 5/8 in.

Emerald and Diamond Necklace, set with twenty-eight emerald-cut emeralds, graduating in size, and full-, single-, marquise-, and baguette-cut diamonds, approx. total wt. 10.00 cts., 14kt white gold mo

Platinum and Diamond Broochin the form of a heart and arrow set throughout with full- and baguette-cut diamonds; diamonds weighing approx. 1.65 tcw.; 6.62 dwts.; 1 1/4 x 1 3/8 in.; accompanied by a Ma

Cartier Platinum, Tourmaline, and Diamond Bracelet, c. 1990s, set with three tourmalines flanked by fancy-cut diamonds, with full-cut diamond links, approx. total diamond wt. 2.50 cts., lg. 6 3/4 in.,

Platinum & diamond flower brooch, 20th c., set with marquise, circular and baguette cut diamonds, est 5.0 carats, G-H color, approx. 8.38 dwt. (total), unmarked Provenance: A Private Collection: 1111

Boxed tuxedo set of (8) Art Deco hexagonal black onyx, diamond, platinum and 9 ct white gold pair cufflinks, 4 buttons and 2 shirt studs, all with round full-cut center diamonds, total wt. approx .60c

Vintage Diamond and Sapphire Bow Brooch, Tiffany & Co.the delicate platinum bow with milgrain detailing and set with full cut round diamonds weighing approximately 1.15 total carats (F-G color, VS cla

Platinum, Diamond and Blue Sapphire Ring, center bezel set round brilliant cut diamond, wt. approx. 0.71 ct., 5.10-5.12 x 3.05 mm, K color, SI2 clarity; inner bezel with 15 tapered baguette cut sapphi

Marquis cut diamond engagement ring, flanked by a pair of tapered baguette diamonds, set in a platinum mounting, total number of diamonds-3, total weight of the marquis cut diamond, 2.40 ct. approx.,

A diamond and platinum spray brooch designed as a tapered baguette-cut diamond ribbon, set with brilliant-cut, marquise, and pear-cut diamonds; estimated total diamond weight 10.50 carats. (Weight: 11

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

Platinum brooch in the style of bow set with over 460 round and baguette cut diamonds weighing approx. 9.5 carats. 16.5dwt and 2.75"w

Circa 1920/30. Art Deco Earrings crafted in Platinum. Set with full cut and Baguette Diamonds weighing together Approx. 4.0 carats. F-G color, VS2-SI1 clarity. Measurements: 1.60 x 0.80 inches. Total

18 kt. Yellow Gold, Ruby and Diamond Ring, mounted with 135 prong-set round cut rubies and 14 prong-set baguette cut rubies, total wt. approx. 13.92 cts.; accented with 34 prong set tapered baguette c

Hammerman Bros. 18kt Gold and Diamond Bracelet, set with full-cut diamonds, approx. total wt. 5.00 cts., 45.1 dwt, lg. 7 1/8, wd. 1/2 in.

14kt White Gold and Diamond "Huggie" Earrings,pave-set with full-cut diamonds, approx. total wt. 1.90 cts., 5.3 dwt, lg. 5/8 in

18 kt. Yellow Gold and Diamond Earrings, mounted with 79 channel set baguette cut diamonds, total wt. approx. 10.00 cts., F color, VS1 to VS2 clarity; l. 1 1/4 in.; SGL report. **Please note: Payment

Platinum and Diamond Broochthe bow-form brooch comprising full- and single-cut diamonds weighing approx. 1.50 tcw. with open-work millegrain decoration; 7.90 dwts; lg. 3 in.Provenance: The Collection

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

DIAMOND DOUBLE-CLIP BROOCH, MID 20TH CENTURY Old brilliant, brilliant, single and tapered-baguette-cut diamonds, approx. 2.50cts total Length 3.9cm Weight approx. 19.0g Footnotes: OVERALL CONDITION Li

DIAMOND-SET EARRINGS Each of hoop design, set with baguette and tapered baguette-cut diamonds, diamonds approx. 2.00cts total, length 2.3cm For further information on this lot please visit Bonhams.co

Diamond, Emerald, Platinum Earrings Stones: Full, baguette, and tapered baguette-cut diamonds weighing a total of approximately 1.95 carats; pear-shaped emeralds weighing a total of approximately 3.75

JADE AND DIAMOND RING The oval jadeite jade cabochon, set between radiating tapered baguette-cut diamond shoulders, diamonds approx. 0.95ct total, ring size approx. J Footnotes: Accompanied by a repor