This stunning ring is SOLID 925 sterling silver set with a HUGE man-made tanzanite 14mm x 12mm oval cut. The central stone is surrounded by a double row of 1mm accent stones. One row is clear CZ stones and the other row is tanzanite-coloured stones The entire setting is 22mm x 20mm in size. It is very large and is definite a cocktail-style statement ring. Beautiful!