Measuring the width of your palm , and find the correct size bracelet The size of your palm width = your bracelet size ( Please measure your palm widest part ) Your palm size 62 mm - 66 mm width = diameter 50MM-52MM bracelet Your palm width 66 mm - 70 mm = 52 mm diameter bracelet size - 54 Your palm width 70MM - 74 mm diameter 54 mm bracelet - 56 mm Your palm size 74 mm - 78 mm width = 56 mm diameter Bracelet - 58 mm Your palm width 78 mm - 82 mm = 58 mm diameter bracelet size - 60 mm Your palm size 82 mm width - 86 mm diameter bracelet size 60mm - 62 Your palm size 86 mm - 90 = bracelet diameter 64 mm , 62 mm width Your palm width 90 mm - 94 mm = 64 mm diameter bracelet - 66 mm Your palm width 94 mm - 100 mm = 66 mm diameter bracelet - 68 mm Product Details - Shape / Type: bracelet / charm - Material / Gemstone : Natural Cat / eye / Stone - Shipping / Handling : International shipping standards ( 10-18 Days Delivery ) - Class 100 / / / type: - Refractive index: 1.66 - 1.67 - Specific gravity: 3.33 - 3.34 - Varieties and colors : sky blue - Weight ( g / CT examination ) : 23.35 g / - Luster: vitreous luster - Good condition : Excellent Preferential policies : the standard international shipping 10-18 days to send to your Yes, we offer a tracking number , so you can keep track of all the information . Registered mail All our packages by registered mail with online tracking . Thank you for reading , if you have any questions, please contact me. When you need a special gift for lovers , friends, teachers and other important people in my store , you can find shops, you will find a small gift shop steps , I think this is a good start. Thank you very much ! Best wishes ! Is there a problem ? Please contact the owner.