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Round Cut Dark Blue 6.8mm/1.28ct Thailand Sapphire Loose Gemstone, Loose Gemstones - valleyresorts.co.uk
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8x6mm Natural Dark Blue Sapphire Oval 1.67 Carat Heated Greenish Blue Faceted Loose Gemstone, Earth Mined Gem, US Seller, Reclaimed Gemstone - Etsy UK
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