Murrle Bennett, an Arts and Crafts gold and amethyst bar brooch, the central oval facet cut stone

Antique 18kt White Gold Filigree Amethyst Brooch Bar Pin. Hallmarked. Having three oval cut amethyst stones. Weighs approximately 5.5 grams inclusive. Measures 1.75 inches in length.

14K Retro Gold, Amethyst Bow Brooch. (tested) Emerald -cut center stone, with 3 bezel set stones. Size 2.125" x 1.75"; weight 13.18 dwts.

Jean Vitau Sapphire, Amethyst, Gold Brooch Stones: Round-cut yellow sapphires weighing a total of approximately 15.25 carats; amethyst cabochon Metal: 18k gold Mark

Art Deco Diamond, Platinum, White Gold Double-Clip Brooch Stones: Baguette-cut diamonds weighing a total of approximately 6.65 carats; transitional-cut diamonds weighing

Art Deco 18 Karat Yellow Gold, Platinum, Diamond and Ruby Bar Brooch Bezel set on the diagonal with four square French cut Diamonds [G/VVS], approximate total weight 2.05 carats, and enhanced with 16

David Webb 18k yellow gold earrings or ear clips with central oval amethyst cabochons flanked to each side with five round brilliant cut diamonds within a jade surround. Hallmarked 18K DAVID WEBB. App

The oblong links with central bezel-set sapphire, ruby or emerald oval cabochons, or RBC diamond white gold-topped bars, approx. 2.0 cts TW, alternated between round jump rings. 18k. 31". 60.8 dwt.

Verdura Amethyst, Gold Earrings Stones: Pear, emerald, oval, square, and round-cut amethysts Metal: 18k gold Marked: Verdura Collection: Caged Gro

Oval cabochon cut moonstone, 13.7 x 9.64 x 3.91 mm., flanked by three-stone sapphire rows in platinum openwork, bordered by platinum 18k and rosettes, 1910-1914. Signed Tiffany & Co. 1 1/8" x 15/16".

Art Deco Diamond, Platinum, White Gold Double-Clip Brooch Stones: Baguette, triangular, and marquise-cut diamonds weighing a total of approximately 2.55 carats&sem

Art Deco Diamond, Platinum, White Gold Double-Clip Brooch Stones: Marquise, hexagon, European, transitional, and single-cut diamonds weighing a total of appro

Circa 500-600 ADA gold ring with ribbing decoration to the shoulders tapering down the hoop shaped band. The central bezel is diamond shaped formed of a large emerald stone which has been cut and inla

Diadem which can be converted into bracelet and diamond brooch with central oval cut diamond of approx. 5.55 ct. With GIA certificate. Diadem is detachable and converts into bracelet and brooch with b

Marked 18k gold vintage ring with central oval cut ruby flanked by ten diamonds. Ring size 5 and weight of 5.1 grams.

MARCUS & CO: SAPPHIRE AND DIAMOND BROOCH/PENDANT, EARLY 20TH CENTURY The central oval-cut sapphire within an openwork quatrefoil border of floral and foliate motifs, millegrain-set throughout with old

GOLD AMETHYST FRINGE NECKLACE, 20TH CENTURY The series of oval-cut amethysts, graduating slightly in size towards the centre from a hexagonal-cut amethyst clasp, each collet-set within a ropetwist sur

David Webb Diamond, Ruby, Enamel, Platinum, Gold Brooch Stones: Transitional-cut diamonds weighing a total of approximately 0.35 carat; ruby cabochons Element

Van Cleef & Arpels Emerald, Diamond, Platinum, Gold Brooch Stones: Round-cut emeralds weighing a total of approximately 2.60 carats; full-cut diamonds weighing

18K Gold 11.11 Carat Yellow Sapphire and VVS Diamond Ring. 100% natural, no heat yellow sapphire. Oval cut stone set in prong setting. Nice intense yellow color in the sapphire. Diamonds weight 0.25 C

Lab Grown Blue Sapphire Ring14Kt/58.3 Hallmarked White Gold Gross Metal Weight - 5.92 g Ring size - US 7Dimensions - 14.42x10.82x5.60 MMColor - Blue Cut -Oval Cut Main Stone Carat Weight: 10.00 Ct Dia

Ladies 18 karat white gold ring containing one oval cut Emerald measuring approximately 13.38 X 10.48 X 6.47 millimeters, weighing approximately 5.20 Carats, Color: medium green, Transparency: Very Go

Large 14kt white gold mounted carved amethyst brooch is the form of an orchid with (3) prong-set single cut diamond accents. Apparently unmarked. Total approx. weight of the brooch is 26.0 grams (gros

Diamond, White Gold Convertible Brooches, circa 1950 Stones: Single-cut diamonds weighing a total of approximately 6.85 carats; baguette-cut diamonds weighing a total of

Sapphire Brooch or Bar Pin. Art Deco Cartier platinum bar pin or brooch comprised of a central onyx openwork frame with (2) sapphire cabochon accents, and (3) stacked bands of pave diamonds; flanked b