18 ct. white gold, marked. Setting with all together 10 tourmalines in dark violet colour in triangle cut in total approx. 25 ct. and with 20 small sapphires in round cut in total approx. 0,90 ct. The top with all together 36 small round brillant cut diam. in total approx. 0,70 ct. J-L.vs-si. 55 x 23 mm, weight approx. 18 g.