Jade or "Jade" in Chinese is also known as "Heaven Stone." Green comes in many nuances, but also in shades of white, black, gray, orange, yellow and purple hues, Emerald is a precious thousands of years in China to protect the necessary powers and healing qualities of the stone. It is also said to stimulate creativity and mental agility, and enhance one's health. Measure the width of your palm, and to find the correct size bracelet The size of your palm width = your bracelet size (Please measure the widest part of your palm) The width of your palm size 62 mm - 66 mm = diameter 50MM-52MM bracelet Your palm width 66 mm - 70 mm = 52 mm diameter bracelet size - 54 Your palm width 70MM - 74 = diameter 54 mm bracelet - 56 mm The width of your palm size 74 mm - 78 mm = 56 mm -58 mm diameter bracelet Your palm width 78 mm - 82 mm = 58 mm diameter bracelet size - 60 mm The width of your palm size 82 mm - 86mm bracelet size diameter 60mm - 62 The width of your palm size 86 mm - 90 = bracelet of 64 mm diameter, 62 mm Your palm width 90 mm - 94 mm = 64 mm in diameter of bracelet - 66 mm Your palm width 94 mm - 100 mm = 66 mm in diameter of bracelet - 68 mm Product Details - Shape / Type: agate bracelet / ring - Material / gems: agate / natural stone, pink agate [aka Furong Yu] - Shipping / Handling: Standard international shipping (10-18 days delivery) - Level / Model: 100 A / A type / A type - Country of Origin: China - Refractive index: 1.66 - 1.67 - Specific gravity: 3.33 - 3.34 - Colors and varieties: pink, icy varieties - Weight (g / CT): ~ 14.9 g / 74.3 kt - Luster: vitreous luster - Surface texture: COFCO - Condition: Excellent