The cabochon-cut sapphire weighing 104 carats was acquired by the Queen’s ancestors in the 14th century. While the history of its acquisition is quite muddled it was probably unearthed in Asia.
GIA Certified 11.38 Cts Sri Lanka No Heat Blue Sapphire and Diamond Ring
GIA Certified 7.8 Ctw Blue Sapphire & VVS Diamond 18K White Gold Ring
GIA Certified 6 Ctw Blue Sapphire & G VVS Diamond 18K White Gold Ring
Unheated Natural Cushion Shape Burma Myanmar Blue Sapphire 14.07 Carats GRS Certfied Ring
Missouri River Sapphires
Various colors of heated Missouri River sapphires, ranging from 0.16 to 1.65 ct. Courtesy of American Sapphire Company
Missouri River Montana Sapphire
Dimensions – 9 mm Depth – 6.72 mm
Design – wlucky 4 trigon tilt 4 -by WahidMottaghian