The Paillette Stacking Ring Set can be worn as individual rings or stacked up for a bolder look. It is made of sterling silver with a gold vermeil finish. The discs measure 6, 8 and 10mm. Ring Sizes: Our rings can be made to any size, please state what size you require at the checkout when ordering. If you are unsure of your exact size our average ring sizes are as follows:EXTRA SMALL : Equivalent to UK J1/2, US 5 or 15.7mm diameterSMALL : Equivalent to UK M, US 6 or 16.5mm diameterMEDIUM : Equivalent to UK O, US 7 or 17.3mm diameterLARGE : Equivalent to UK Q, US 8 or 18.1mm diameterEXTRA LARGE : Equivalent to UK S, US 9 or 19.5mm diameter