14K Gold and Diamond Two Circle Motion Spin Ring. Two rings spinning about and 48 diamonds (0.43 ct TW). One spinning ring is 12mm and the other 15mm. You wont be able to take your eyes off this elegant and mesmerizing 14K gold ring. These unique and eye-catching rings utilize a stainless steel center shaft for strength and durability and a precision ball bearing system for movement. All of the other parts of the ring are solid 14k gold. This ring is precision engineered with a counter balance to create smooth, fluid movement. Our motion rings require virtually no special care (beyond that which you treat your other fine jewelry items). All motion rings are made to order and take 1-2 weeks to be made. Ring sizes over size 8 has an additional charge of $95 dollars. All motion ring sales are considered a custom order and are NOT returnable unless there is a manufacturing defect. If you have any questions please contact us.