Solid 18k gold Ethereal ring by Futura. Futura is a company that sells gold jewelry that is mercury-free and mines without use of toxic chemicals. The ring is stamped 750 for 18k gold. Band width is 5mm and size is 7 3/4. Price is currently sold for $1,650.00 on the Futura website. This is gently worn when I used to wear more gold. Truly a stunning piece. Comes with original box.