Material: 925 Silver (Can be changed to 10K-18K Gold/White Gold) Gemstone: Natural 6*8mm Sapphire (Can be changed to other gemstones) *If the price doesn't meet your needs, we can adjust the price by changing the quality of the gemstone, so please feel free to consult with us. Color: Gold / Silver (You can choose your favorite color) This is a high-quality ring handcrafted with care by artisans. As it is made-to-order, we will begin production after receiving your order. Customization Available If you would like a specific ring size, please let us know in the comments. Also, please feel free to consult with us if you would like to change the gemstone or material. *Because we use large natural stones, the amount of metal needed for the base will also increase. Therefore, please note that the price will generally be 50,000 yen or more if you change to 10K or 18K gold. About Certificate of Authenticity For those who wish, we can provide a certificate of authenticity for an additional 3,000 yen. (Issuance takes 1-2 weeks) Thank you for viewing! If you have any questions, please feel free to comment. Color: Blue系 (Blue-based) Material: Silver Ring Size: FREE Stone: Sapphire Included Items: Box, Appraisal Certificate Scratches/Discoloration: None