925 silver hallmarked according to international standards copper, Your choice of stones set in the eyes in a closed setting 1) Nan hong (southern red) agate from Yunnan. This unusual volcanic agate owes its characteristic deep red color to its natural cinnabar content. Or 2) Arizona “sleeping beauty” turquoise. As a gemologist graduated from the National Institute of Gemmology in Paris, all our stones are appraised and certified. Size of the ring: Height of 28mm by 27.2mm in width Weight of 25 grams. Sizeable ring Size adjustable to all finger sizes by a sliding system. Unisex adult and unisex teenager, not suitable for children under 14 years old Color: silver, copper and blue (turquoise) or silver, copper and red (agate). Features a sturdy, adjustable style for the perfect fit. Put the finishing touch on your killer look with this unique ring! Ref: AAA