AN ART DECO SAPPHIRE AND DIAMOND BROOCH, CIRCA 1920 in platinum, set with a cluster of round cut

AN ART DECO SAPPHIRE AND DIAMOND BROOCH, CIRCA 1920 in platinum, set with a cluster of round cut diamonds, within a border of calibre cut sapphires, the diamonds all totalling 1.4-1.6 carats, stamped

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

KOCH: ART DECO SAPPHIRE AND DIAMOND GIARDINETTO BROOCH, CIRCA 1920 The pierced vase millegrain set with old brilliant, single and rose-cut diamonds, issuing similarly-set leaves and carved sapphire fl

Circa 1930's platinum ring, center bezel set round cabochon cut sapphire, approx. 4.10 ct., SI in Clarity (Type III), B in Hue, 8-9 in Tone, and 3 in Saturation. 4 square French cut diamonds , approx

Own a beautiful piece of history! This stunning platinum pin circa 1920's features 58 round and marquises cut diamond for approximately .90 carats accented by a series of vibrant red rubies. The pin m

AN ART DECO SAPPHIRE AND DIAMOND BAR BROOCH in yellow gold and platinum, the tapering bar set with a floral cluster of diamonds to the centre, flanked by rows of graduated cushion cut blue sapphires,

Circa 1920, Art Deco filigree Ring crafted in Platinum, set with a center Old european Cut Diamond Approx. 0.30 cts. J color, VS clarity. Accented with Old single cut Diamonds Approx. 0.18ctw. Total c

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 -

Circa 1920, Art Deco filigree Ring crafted in 18k yellow gold and Platinum on top, set with a center full Cut Diamond Approx. 0.10 cts. J color, SI1 clarity. Accented with four Rose cut Diamonds and S

Circa 1920, Art Deco Necklace crafted in 18k yellow gold and Platinum on top, set with a figure of Virgin Mary made from natural Nacre, accented with Natural French cut sapphires and rose cut Diamonds

Circa 1920/30. Art Deco Filigree Ring crafted in Platinum and 18k yellow Gold, set with a center Oval-shape Natural Blue Sapphire Approx. 0. 25 carats. Along with Rose cut Diamonds weighing Approx. 0.

AN ART DECO DIAMOND RING, CIRCA 1920 in platinum, set with an old European cut diamond of approximately 1.10 carats in a fine pierced mount set with single cut diamonds, no assay marks, size J1/2

AN ART DECO PURPLE SAPPHIRE AND DIAMOND RING in platinum, set with a round cut purple sapphire of approximately 5.59 carats, the stepped shoulders set with baguette cut diamonds, stamped PLAT, size P

AN ART DECO DIAMOND BAR BROOCH, CIRCA 1940 in platinum, set with a row of graduated old cut diamonds accented by rose cut diamonds, all totalling 0.8-0.9 carats, with engraved foliate decoration to th

ART DECO SAPPHIRE AND DIAMOND BROOCH, 1930S in platinum, designed as a bow, pave-set with circular-cut diamonds, accented with calibre-cut sapphires, estimated total diamond weight 12.00-14.00 carats,

Art Deco style Sapphire Diamond and Platinum Ring. Set in the center with a large oval cut lab-created sapphire accented with approx 1.50 carat TW round brilliant cut natural diamonds and round and ba

A FINE ART DECO GREEN TOURMALINE AND DIAMOND BROOCH / PENDANT in platinum, set with an octagonal step cut green tourmaline of 13.50 carats within two concentric octagonal borders of round cut diamonds

ART DECO SAPPHIRE AND DIAMOND BROOCH, CIRCA 1925 The openwork geometric plaque millegrain-set throughout with old brilliant and single-cut diamonds, accented by circular-cut sapphires, diamonds approx

JEWELRY: Art Deco Diamond & Sapphire Circle Brooch, tested platinum Art Deco open circle brooch with milgrain, diamonds, and natural sapphires. Containing 28 bead- set transitional cut diamonds with a

Art Deco style Diamond, Sapphire and Platinum Ring. Set in the center with a .70 carat round brilliant cut diamond, G-H color, VS1 clarity. Accented with .30 carat TW round brilliant cut diamonds, E-F

Art Deco style Diamond, Sapphire and Platinum Ring. Set in the center with a .75 carat old European cut diamond, F-G color, VS2 clarity. Accented with .74 carat TW round brilliant cut diamonds, E-F co

Art Deco style Diamond, Sapphire and Platinum Ring. Set with a .54 carat marquise cut diamond H-I color, VS1 clarity. Accented with .47 carat TW round brilliant cut diamonds, E-F color, VS1-VS2 clarit

Art Deco style Diamond, Sapphire and Platinum Ring. Set in the center with a .40 carat old European cut diamond, F-G color, VS2 clarity. Accented with .31 carat TW round brilliant cut diamonds, E-F co

Circa 1925, platinum Set with ninety-five full-cut round diamonds totaling 6.50ct, and graded G-H color and VS-SI clarity 15" C 30 grams Provenance: Property from the estate of Hollywood's Vera