58.88ctw Sri Lanka Sapphire and 3.97ctw Diamond...

Updated August 24, 2026

This auction ended on September 3, 2026. See upcoming auctions from Miami Auctions and Appraisal LLC or current jewelry & watches auctions.
Lot number16939
Estimate17,825.00 - 22,825.00 USD
CategoryJewelry & Watches
AuctionLabor Day High End Jewelry Auction!!
DateSeptember 3, 2026 at 3:00 PM EDT
Auction houseMiami Auctions and Appraisal LLC
LocationMiami, Florida

Platinum Necklace. One polished, stamped, and tested platinum necklace marked Oscar Friedman. The necklace is mounted with: 24 genuine sapphires weighing approximately 58.88 carats, and 480 genuine round diamonds weighing approximately 3.97 carats. The necklace measures 17 inches in length and is finished with a tension lock clasp and folding safety clasp. This item weighs 43.6 grams, condition is new, excellent workmanship. #MAIN GEMSTONES# Species: Natural Corundum; Variety: Sapphire; Origin: Ceylon / Sri Lanka; Shape: Various Shapes; Cutting Style: Various Cutting Styles; Quantity: 24 Sapphires; Measurements: 7 x 6 - 9 x 8.5mm; Total Weight: 58.88 carats; Color: Blue; Cut Grade: Very Good; Refractive Index: 1.762 - 1.770 DR; Birefringence: 0.008 - 0.010; Hardness: 9 #ADJACENT GEMSTONES ON NECKLACE# Identity: Natural Diamond; Shape: Round; Cutting Style: Brilliant Cut; Quantity: 480 Diamonds; Measurements: 1.0 - 1.3mm; Total Weight: 3.97 carats; Clarity Grade: SI1-I1; Color Grade: G-I; Refractive Index: 2.417; Hardness: 10 #TOTAL SAPPHIRE WEIGHT: 58.88 cts; TOTAL DIAMOND WEIGHT: 3.97 cts; WEIGHT OF ITEM: 43.6 grams; METAL: Platinum 900 #Size: 17

58.88ctw Sri Lanka Sapphire and 3.97ctw Diamond...

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