Huge Certified 2030 Ct Museum Size Natural Red Ruby Blue Kyanite Solitaire1 Great Deal Auctions 4.6(290)$1May 05, 2026
3.84Ct Natural Thailand Heated Blue Sapphire Gemstone, 986MZKsmith Heritage Auctioneers4.3(47)$512 hrs Left
3.15Ct Natural Madagascar Heated Blue Sapphire Gemstone, 363MZKsmith Heritage Auctioneers4.3(47)$512 hrs Left
MAN-MADE ARCANITE ROCK STONE LAPIDARY SPECIMENCol. Christie Hatman Auctioneers4.4(514)$10May 03, 2026
29.01 Carats Winton Boulder Opal Rough Slab - Natural Australian Opion, 35XPLazo Heritage4.3(8)$5(1 bid)13 hrs Left
