Stone size: Approximately 7.6-7.9mm Inner diameter: 16.5cm The quartz has very little cloudiness, resulting in extremely high transparency. Although it's in the late 7mm range, thick rutile inclusions are occasionally present, sparkling both inside and out. Please examine the photos carefully and make your decision. Immediate purchase is welcome, even for items currently under negotiation. If you wish to negotiate the price, please state your desired amount in the comment section first (⁠ꈍ⁠ᴗ⁠ꈍ⁠) Thank you.