Metal: Platinum Marked/Tested RK561/ PT, GURHAN, MAKERS MARKS Gemstones/Diamonds Orange Sapphire Clarity: N/A Color: N/A Measurements: Ring size 7.75, top of ring 10mm in diameter (1 inch= 25mm) Weight 6.9g Description: Excellent condition!!! Just purchased inventory from high end jewelry store, all Gurhan merchandise is brand new with tags.