< back Perpetual Motion Spinning Ring $8,500 18k yellow gold and diamond. Product code: PM-RN-SPN-DD details Set in Motion: the diamond pave ball playfully whirls inside the ring. 6.5mm diamond pave ball 1.02ct white diamonds Size & Fit Circle Diameter: 2cm (approximately) Ring Measurements can be found in the link below US sizing Product code: PM-RN-SPN-DD View Disclaimer size guide select color yellow Gold w/ Diamond yellow gold w/ emerald Yellow Gold w/ Sapphire Select Size add to bag Share Twitter Facebook Email Pinterest Custom Order