Please check the dimensions to be sure about the size! 1.8cm diameter / about 1.3 mm thickness natural emerald The inner dimensions of the bail: about 3.5 x 4.5 mm Chain options: - Chain No1: about 1mm (thickness) - Chain No2: about 2mm (thickness) - Chain length: 40cm /15,7 inches 45cm /17,7 inches 50cm /19,6 inches 55cm /21,6 inches 60cm /23.6 inches ✔Material of pendant: Solid gold 14k ✔Material of chains: Solid gold 14k ✔Metal Stamp: 585 (for 14k) ✔Backside engraving wit