OSCAR HEYMAN, VINTAGE, SAPPHIRE AND DIAMOND BOW BROOCH

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

Vintage 18K Gold Diamond Sapphire Ribbon Bow Brooch High Quality

Oscar Heyman Diamond, Sapphire, Platinum Brooch Stones: Full-cut diamonds weighing a total of approximately 1.20 carats; square and calibré-cut sapphires Metal&col

Oscar Heyman Sapphire Tapered Baguette Diamond Platinum Swirl Ring Circa: 1970s Diamond total weight approx. 2.50 cts Sapphire approx. 0.75 ct, 5.49mm Ring Size: 6 Head Measurements: 16.22mm (W) x 12.

Oscar Heyman Sapphire, diamond, platinum and 18k yellow gold ring featuring (19) full-cut diamonds, weighing a total of approximately 0.70 ct., accented by (14) rectangular-cut sapphires, weighing a t

A sapphire and diamond bow brooch. The brilliant-cut diamond bow, with calibre-cut sapphire Greek-key motif and trim. Estimated total diamond weight 1.20cts. Length 5.5cms. Weight 10.1gms.

YELLOW GOLD, SAPPHIRE AND DIAMOND BOW BROOCH Containing one marquise cut sapphire, 22 round mixed cut sapphires and eight single cut diamonds. 2 1/2 inches x 1 inch. Stamp: 750 (Italian hallmark). Gro

One 20-point center stone with channel set round and baguette diamonds. Very clean and brilliant diamonds. Unmarked. 1 3/4" x 1". 8.5 grams, inclusive. In good condition.

18K white gold bow tie brooch with center bead set round diamond in a hexagon setting and two additional diamonds bead set on each end of the brooch. The diamonds have .16 total carat weight, SI/I cla

This stunning vintage diamond bow pin brooch is crafted in solid 18K yellow gold. Features a bow of round-cut diamonds cumulatively weighing approx. 3.75 carats, G-H color, VS clarity. This shimmering

A VINTAGE RUBY, SAPPHIRE AND DIAMOND BROOCH in 18ct white gold, designed as a woven ribbon, jewelled with rows of round cut rubies, diamonds and sapphires, the diamonds totalling 3.0-4.0 carats, stamp

Oscar Heyman Diamond, sapphire, and emerald ring Set with a 1.40 cts oval-cut diamond, surrounded by circular-cut emeralds, sapphires, and oval-cut diamonds Platinum and 18k yellow gold With maker's m

A VINTAGE AQUAMARINE AND DIAMOND BOW BROOCH, CIRCA 1950 in platinum and 18ct white gold, set with two tapered fancy cut aquamarines, accented by rose cut, single cut and round brilliant cut diamonds,

Oscar Heyman 1.80ctw Blue Sapphire, 0.75ctw VS1-VS2/F-G Diamond Solid 18K Yellow Gold Ring - This captivating ring was made by Oscar Heyman, and was finely crafted of solid 18k yellow gold. Since the

Crafted in platinum and 18K gold; featuring an oval-cut sapphire weighing approximately 2.00 carats; surrounded by eight oval-cut diamonds weighing a total of approximately 1.30 carats, with mostly G-

Oscar Heyman 1.80ctw Blue Sapphire, 0.75ctw VS1-VS2/F-G Diamond Solid 18K Yellow Gold Ring - This captivating ring was made by Oscar Heyman, and was finely crafted of solid 18k yellow gold. Since the

Vintage Sapphire and Diamond Crescent Brooch Weight: 4.5 grams Dimensions: 25mm x 25mm x 5mm Total Diamond Carat Weight: Approx. 0.25 carats Total Sapphire Carat Weight: Approx. 0.

METAL: 18k Gold. MEASUREMENTS: Brooch is 44mm x 26mm. GEMSTONES: Sapphires, Diamonds approx. 0.70ctw. TESTED: 18k. WEIGHT: 11.8 grams.Gemstones have not been graded for color and clarity ,and tested f

A VINTAGE SAPPHIRE AND DIAMOND BAR BROOCH in 14ct yellow gold, in scrolling form set with a row of alternating round cut sapphires and old cut diamonds, stamped 14, 4.0cm, 4.5g. 

METAL: Platinum. GEMSTONES: Diamonds approx. 0.25ctw. Sapphire (some stones are chipped). MEASUREMENTS: Ring size 8 1/4, ring top is 5.8mm wide (split shank) . MARKED/TESTED: Numbered, not signed. Eng

METAL: 14k Gold. GESMTONES: Diamonds approx. 0.28ctw. Pearl, Sapphire. MEASUREMENTS: Brooch is 51mm x 27mm. MARKED: 14k. WEIGHT: 11.7 grams.Gemstones have not been graded for color and clarity ,and te

This is a vintage retro 14K gold bow brooch pin featuring Old European cut diamonds. The diamonds range from VS-VS2 in clarity and the color is HI for each. The brooch is 1 3/4 x 1 3/8". It weighs 10.

Sapphire, Diamond, 18k Yellow Gold Bow Brooch. Featuring twenty-five square-cut sapphires weighing a total of approximately 0.60 cttw., accented by fifty-four full-cut diamonds weighing a total of app

Appraisal- $10,500 Weight- 15.10 grams