Hand-cut cabochon, Carico Lake natural turquoise Origin: Nevada, USA Shape: teardrop Color: blue Dimensions: 22 x 10 x 9 mm Weight: 19ct Natural stone (not stabilized). Backed for stability and durability. Handmade in Albuquerque, New Mexico. Recommended for use in bezel settings. Protect from heat and harsh chemicals. Do not leave immersed in water for long periods.