11014: Diamond, Sapphire, Synthetic Sapphire, Platinum

(Lot of 3) Diamond, synthetic sapphire, gold and platinum rings Including 1) diamond, synthetic sapphire, platinum-topped and 18k yellow gold ring, size 5.25; 1) diamond, synthetic sapphire and 18k wh

(Lot of 4) Diamond, synthetic sapphire, emerald, platinum and 14k white gold eternity bands Including 1) eternity band, featuring (33) full-cut diamonds, weighing a total of approximately 1.00 ct., se

Diamond, synthetic sapphire and platinum ring Centering (1) old European-cut diamond, weighing approximately 0.50 ct., accented by (10) old European-cut diamonds, weighing a total of approximately 0.1

Art Deco brooch set with European and rose-cut diamonds, weighing in total approximately 0.90ct; with European marks; length: 2 in. (loss of one diamond and sapphire)

Diamond, synthetic sapphire and platinum Masonic ring Designed as a Masonic five point star, accented by (14) full-cut diamonds, weighing a total of approximately 0.30 ct., enhanced by triangle and Fr

Art Deco Diamond, Sapphire, Synthetic Sapphire, Platinum Pendant-Brooch Stones: European and single-cut diamonds weighing a total of approximately 2.80 carats; Fren

Art Deco Diamond, Synthetic Sapphire, Platinum Bracelet Stones: Transitional, single, baguette, and rectangular step-cut diamonds weighing a total of approximately

Art Deco Diamond, Synthetic Sapphire, Platinum Bracelet Stones: Transitional and single-cut diamonds weighing a total of approximately 9.60 carats; calibré-cut syn

(Lot of 2) Sapphire, diamond and platinum rings Including 1) cushion-cut sapphire, synthetic sapphire, diamond and platinum ring, size 5 (several stones are missing); together with 1) round-cut sapphi

containing three old European cut diamonds [H-J/VS] weighing approximately 0.25 carats total; 16 single-cut diamonds [H-J/VS] weighing approximately 0.40 carats total; and eight caliber-cut synthetic

Platinum, Synthetic Sapphire, and Diamond Bar Brooch the open-work bar brooch centering a bezel-set circle-cut synthetic sapphire measuring approx. 6.36 x 4.46 mm. and weighing approx. 1.55 cts., furt

Sapphire (synthetic), Diamond and Platinum Ring. Sapphire cabochon 11.2mm x 9.2mm , surrounded by 26 round mine-cut diamonds totaling approx. 1 ct. (ETER2304){PR} Measurements: Size 5.5

GUILD laboratories' certificates are as accurate as GIA AND AGL certificates, and Sumer collection stands a hundred percent behind Guild laboratory's certifications.

A Yellow Gold, Platinum, Diamond and Synthetic Sapphire Toi et Moi Ring, containing one old European cut round diamond weighing approximately 1.35 carats and one round mixed cut synthetic sapphire mea

An 18 Karat Yellow Gold, Platinum, Synthetic Ruby, Diamond, Synthetic Sapphire, Cultured Pearl and Glass Sword Jabot, French, consisting of a sword and sheath jabot pin containing one cushion shape mi

Three brooches 19th-early 20th centuryComprising two 19th Century brooches, one shell cameo and metal brooch, one garnet and gold dome brooches, and one platinum, diamond and synthetic sapphire bar p

Synthetic Sapphire, Platinum Pocket Watch. DIAL: Round, silver, silver Arabic numeral hour markers, silver outer minutes track, sunken subsidiary seconds dial at 6 o'clock, silver open diamond hands,

Including one ring featuring twenty-one old European-cut diamonds weighing a total of approximately 1.25 cttw. set in a platinum mounting, size 6 1/4; together with a pair of matched rings, each featu

set with a round diamond approx. 0.20 carat, centering 5 (8x6mm) synthetic star sapphires, and 30 diamond melee, tests platinum, overall diameter 1.4in., 16.2gms.

DIAL: Oval, white, black Arabic hour markers, black outer minutes track, blued dauphine hands. MOVEMENT: Mechanical, seventeen (17) jewels, Bulova Watch Co., 13160, 5PP. CASE: Platinum, tonneau, highl

Comprising three rings set with white or cognac OEC diamonds, weighing approx. .75 ct. TW, in pierced and millegrained filigree platinum or 18k white gold, two with synthetic sapphires, diamond melee,

Size 5 1/4. 18K White Gold and Platinum 2.47ct Old European cut Diamond and synthetic sapphire ring, circa 1920's. Diamond measures 8.4 x 8.4 x5.22mm. Clarity SI2; Color H. Copy of Appraisal is availa

Circa 1920's; Total Gemstone weight 6.96ct; Scalloped filigree plaque set throughout with diamonds and synthetic sapphires. Largest diamond is .52ct; Appraisal upon request. 17.6 grams

ANTIQUE PLATINUM-ON-YELLOW GOLD, DIAMOND AND SYNTHETIC SAPPHIRE RING. Cushion shape rectangular synthetic sapphire weighing 3.50-4.00 ct. surrounded by 14 old mine cut diamonds together weighing appr