What gorgeous sparkle! If you want to give her a gift that will dazzle her then this .50 ctw princess cut, NATURAL diamond pendant is just the ticket! The diamonds are nice with a clarity of I-1 and a color of HI. The setting is solid 14k white gold. The pendant measures 22x11 mm (7/8x7/16 inch). The opening for your chain is slightly wider than 1/4 inch. It would look great on an omega chain (not included). The pendant weighs 2.4 grams