Material: 925 Silver (Can be changed to 10K-18K Gold/White Gold) Gemstone: Natural 3*3mm Aquamarine (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 carefully handcrafted by artisans. As it is a made-to-order, all-handmade product, we will start production after receiving your order. Customizable If you have a desired ring size, please let us know in the comments. Also, please feel free to consult with us if you wish 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 when changing to 10K or 18k. About Certificate of Authenticity For those who wish, we can provide a certificate of authenticity for an additional 3,000 yen. (It takes 1-2 weeks to issue) Thank you for viewing! If you have any questions, please feel free to comment. Color: Blue系 (Blue-based) Material: Silver Size: FREE Stone: Sapphire Accessories: Box, Appraisal Certificate Scratches/Discoloration: None