Vintage 18K Gold 2.98ct GIA Ceylon Royal Blue Sapphire Halo Diamond Cocktail Ring

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Gender: Ladies Metal Type: 18K White & Yellow GoldRing Size: 5 Width: 3.00 mm Weight: 7.50 gramsLadies 18K white & yellow gold vintage, diamond and sapphire halo, cocktail ring wit h a half round shank. Engraved with "18K". In excellent condition.Head measures 15.85mm x 14.20mm.Vintage. Signs of wear are consistent with age.4-Prong Set in 18 Karat Yellow Gold with:One (1) natural, oval-shaped, brilliant cut sapphire:* Species: Natural Corundum* Variety: Natural Sapphire* Geographic Origin: Sri Lanka* Measurements: 9.27mm x 7.60mm x 5.04mm in depth.* Estimated Weight: 2.98 ct.* Cut Style: Crown-Brilliant Cut* Transparency: Transparent* Color(s): Blue* Treatments: Heating (H)* Grading Report: GIA Lab Report #1232703759 issued on Sep 24, 2025* Comments: The color appearance of this stone is described in the trade as "Royal Blue".Any statement on geographic origin is an expert opinion based on a collection of observations and analytical data. 3-Prong Set in 18 Karat White Gold with:Ten (10) round brilliant cut natural diamonds:* Measurements: 3.20mm - 3.50mm in diameter x ~2.04mm in depth.* Weight Range: 0.130 ct. - 0.160 ct.* Estimated Total Weight: 1.450 ct.* Color: F - G* Clarity: VS1 - VS2* Cut: Very Good* Polish: Very Good* Symmetry: Very Good TOTAL WEIGHTS:* Total weight of diamond(s): ~1.45 ctw.* Total weight of gemstone(s): ~2.98 ctw. SKU: 214841 Show more