Very heavy signet ring with openings for stones, inlay, or initials, with designed racing mesh pattern on the sides, originally created as a memorabilia item, to connect long-distance friendships.The ring is designed to carry a coin ( coin size 18.9mm ) or a similar object can be used. Coin attaches to the ring from the inside and is secured in place by rolling metal onto the sides of the coin or can be soldered in place. Sprued model ( ready for casting ) available upon request.The ring size is 12 ( made 1/8 of the size smaller for better finishing results ).Approximate weight: 10kt gold - 40.1g, 14kt gold - 44.5g, 18kt gold - 51.4g, SS - 34.8gPlease contact me for more information on the size and/or design of the ring.