his hand made silver beads .its size is 2mm hole to hole and 2mm face to face .this is hand made beads so size may be minor differce .its 100 beads weight is 5 grams only.we are manufactuer these product in silver ,copper ,brass, gold ,GS.these type of product manufacturer in various type of weight and size like 1.5 mm 2mm,2.5mm,3mm,3.5mm,4mm,5mm,6mm,. for more information about this product feel free to contact us .e are happy to help you.