Main stone: Real lab-grown Emerald. Non-zircon, non-glass.
Metal material: 100% S925 Sterling Silver. Non-stainless steel, non-copper alloy.
Mohs hardness: 7.5-8. index of refraction: 1.577-1.583(0.005-0.009).
Ring stone size: 7*9MM(1.8-2CT). Ring metal is real 925 sterling silver. adjustable ring.
Earring stone size: 6*8MM(1CT). Earring metal is real 925 sterling silver.
Comes with a jewellery box, suitable for gifts.
Not have certificate, but we promise it is real laboratory-grown Emerald.