Art Deco sapphire and diamond ring stamped 18ct

AN ART DECO SAPPHIRE AND DIAMOND RING in 18ct yellow and white gold, set with a square step cut sapphire within a border of old cut diamonds, stamped 18ct, 2060, size P / 7.75, 2.4g.

AN ART DECO SAPPHIRE AND DIAMOND DRESS RING in 18ct yellow gold and platinum, set with a cushion cut blue sapphire of 0.93 carats, within a border of old cut diamonds, stamped Pt 18ct, size M / 6, 3.1

A YELLOW SAPPHIRE AND DIAMOND RING in Art Deco design, set with a cushion cut yellow sapphire of 1.35 carats in a border of round cut diamonds, stamped 18CT, size N / 6.5, 3.7g.

One Art Deco sapphire and diamond ring stamped 14kt yellow and white gold, weighing 5.5 grams. Set with one round sapphire measuring approximately 5.0mm, accented by 12 round diamonds, weighing approx

Art Deco style diamond cluster ring, mounted in yellow metal stamped 18ct, central round brilliant cut diamond surrounded by twelve further diamonds and one diamond set to each shoulder, finger size O

Platinum; Stamped: 10% Irid Plat Centering an oval mixed-cut sapphire gauged at 11.38mm x 8.46mm x 4.98mm weighing approximately 3.85cts. flanked on either side by a pair of triangular-cut, baguette-

AN ART DECO SAPPHIRE AND DIAMOND DRESS RING in platinum, set with an emerald cut blue sapphire of 5.88 carats, between stepped shoulders set with baguette cut diamonds, stamped Platinum, size N / 6.75

An oval star sapphire cabochon, 23.20 cts. by formula, in strapped platinum and single cut diamond setting with baguette cut diamond shoulder, approx. .80 ct. TW. Ca. 1930. Stamped 10% Irid. Platinum.

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

Art Deco 13.85 ct Grey Sapphire Cabochon & Diamond Ring set in 14k white gold (stamped on shank). Gross weight of 11.9 grams. Size 7.5. Property from a Park Slope Estate

AN ART DECO RUBY AND DIAMOND DRESS RING, EARLY 20TH CENTURY in 18ct yellow gold and platinum, the rectangular face set with a step cut ruby accented by single cut diamonds, stamped 18ct Plat, size M /

set with 3 round diamonds approx 0.15 carats, and 2 triangle cut sapphires (one sapphire chipped, the other scuffed), in white gold stamped 18K, size 4.25, 2.7gms.

set with 13 round diamonds approx. 0.65 carats (center diamond approx. 0.20 carats), accented with 4 (4x3mm) caliber cut sapphires, overall head 31x18mm, in white gold, stamped 18K (tests 14K), size 8

set with 3 round diamonds approx. 0.50 carats total weight, accented with 2 trillion cut (3x4mm) sapphires, overall head 21x14mm, in white gold, stamped 14K, size 9.25, 4gms.

METAL: 18k Gold. GEMSTONES: Diamond approx. 0.18ct. Sapphires (stones are chipped). MEASUREMENTS: Ring size 6, ring top is 5.5mm wide. MARKED: 18k. WEIGHT: 1.8 grams.Gemstones have not been graded for

Art Deco Diamond, Sapphire and Platinum Ring. Set in the center with an approx. .92 carat old mine cut diamond, I color, VS1 clarity. Stamped 950. Ring size 7. Approx. weight: 2.95 grams. Condition: V

This fabulous Art Deco piece is finely crafted from platinum. It features sparkling diamonds, colorful blue sapphires, and a very well done onyx cameo depicting a knight. The metal content is stamped

An Art Deco 14 kt Yellow Gold, Sapphire, & Diamond Pin Clip & Ring. Including a shell form pin clip set with a total of six square cut blue sapphires and six brilliant cut diamonds, stamped "14K", als

Art Deco, of two pear shaped diamonds that are surrounded by French cut Ceylon sapphires, with a round diamond on each shoulder. Ring size M.

A PAIR OF 18CT WHITE GOLD, SAPPHIRE AND DIAMOND ART DECO RING.

Platinum stamped art deco ring set with three center Old European cut diamonds, .25 carat, .20 carat, and .20 carat. Twenty .03 carat each accent diamonds. Clarity SI1-I2, Color I-J. Eleven baguette s

NO RESERVE - AN ART DECO DIAMOND AND RUBY DRESS RING in 18ct yellow gold, the hexagonal face set with old European brilliant cut diamonds, within a border of step cut rubies, stamped 18, size Q / 8, 2

The white gold filigree setting with an approximately .18 carat diamond and flanked by two full cut round sapphires, stamped marking of 18k, ring size 4, weighs 4 grams. Provenance: The Joseph Candiot

AN ART DECO DIAMOND AND SAPPHIRE BAR BROOCH in 18ct white gold, comprising a row of alternating old European cut diamonds and French cut sapphires, stamped 18K and indistinctly to pin, 4.7cm, 4.5