I am selling this item because I no longer use it and am decluttering. I hope someone will like it and make use of it. The size is approximate, but it's around 11 or 12. Thank you. Please refrain from purchasing if you are overly concerned about details. Due to the high value of this item, returns and exchanges will not be accepted to prevent switching. Included: Gem identification certificate Color: Green系 (Green-based) Material: Platinum Accessories: Identification certificate