Pure Ceramic Ring Fancy Huge Pure White Size 10 Width 10.5mm WJ20A9J This listing is only for USA size 10 equal to UK size T 1/2 Width: 10.5 mm / 0.41 inch. Circumference: 62 mm / 24.49 inch. Diameter: 19.8 mm. Other Size Available: 6, 7, 8, 9, 11. More Details: search WJ20A9 at our store. We have 170 Unique Styles Rings For Size 10, More Details: search GSRingSize10 at our store.