This is a Trilogy ring in a UK Finger size M and a US finger size 6 1.4 it is made to fit 1 x 8mm x 6mm Oval & 2 x 3mm Round stones The print volume is 244mm and the estimated weights are: Silver: 2.40gr 9K Gold: 2.90gr 14k Gold: 3.10gr 18K Gold: 3.90gr Platinum: 5.30gr