Thank you for viewing! (*^^*) It has a diameter of approximately 34mm and a thickness of approximately 3mm, giving it a strong presence. Because of its size, you can see the diamonds on the inside of the back when viewed from the front, adding to its luxury. It is stamped with "750". The 750 marking indicates that 75% of the material is gold, in a 1000-part ratio, which is equivalent to K18. It is stamped with "D095". It has 0.95ct of diamonds each. Due to the nature of the product, returns and refunds are not accepted to prevent switching and damage. #ChiruchiruROOM