1.The size of the big diamond is2*1cm2.The total length of the necklace is29.0cm We are wholesale ethnic jewelry manufacturing company based in China. Earrings \ bracelets \ necklaces \ shopping bag \ sachet \ shawl scarf \ DIY \hair dress \mobile phone chain and so on. We have about 5,000 difference styles in our store which are designed by ourself. Please visit our online website http://www.jehonsjewelry.com to get the price / weight / pictures/ description and so on. The price is from $0.5 to $50/piece. The MOQ is NO requirement. The delivery time is about 7-10 days. We look forward to receiving your enquires soon.