Certification: GIA Metal: White Gold Sizable: Yes Main Stone Shape: Emerald Country/Region of Manufacture: United Kingdom Main Stone: Sapphire Main Stone Colour: Multi-Coloured Main Stone Creation: Natural Ring Size: N Sizable?: Yes Total Carat Weight (TCW): 2.02 Brand: ITSIT Metal Purity: 18Carat Type: Ring ITSIT Designed Natural Parti Colour Untreated Australian Sapphire 18k White Gold Solitaire Ring. GIA Certified 2.02 carat Australian sapphire with a stunning blue yellow-green bi colour effect. Very rare & beautiful to see, similarly seen in ametrine & watermelon tourmaline stones but much rarer in sapphires, particularly with a perfect colour split such as in this stone. A unique & fascinating stone showing a rare phenomena in sapphires. Confirmed as untreated & Australian on GIA report. The sapphire also has excellent clarity, very clean stone practically flawless. It also has an excellent octagonal emerald cut which shows lots of sparkle & light return. Rubover set in a bold style 18k white gold ring. Fine quality piece with a unique design. Ring size N. The ring is re-sizeable. Ring is brand new & never worn. A unique piece. Fully hallmarked by Birmingham Assay Office. Please view our other listings for more fine gemstone & jewellery pieces. Our stock is stored offsite in a safe deposit vault so there may sometimes be delays in dispatch. All our products are tested by a gemmologist with the following qualifications: - Distinction grade in gemmology with the Gemmological association of Great Britain (Gem-A) - Accredited jewellery professional (AJP) with the Gemmological institute of America (GIA) - Fellow of the Gemmological association of Great Britain (FGA) We only deal in natural, earth mined gemstones & describe all our listing as accurately as possible. Photographs taken at 20x zoom with only natural daylight & no photoshop. All items are sent tracked, signed & insured in nondescript parcels. International buyers welcome, we ship to all destinations throughout the world. Rare Gia Certified Untreated Bi Parti Colour 2.02Ct Sapphire 18K White Gold Ring