Size: Approximately size 4 Thickness: 0.8mm Width: Approximately 1.6mm Weight: Approximately 1.00g Stamped with pure gold mark Size can be adjusted to size 5-6, but the thickness will be thinner. Since it is pure gold, it is easily deformed by force. The weight will remain almost the same. If you would like to extend the size, please leave a comment. Gift wrapping is not available. Price is not negotiable.