In very good condition. However, as this is a used item, please refrain from purchasing if you are looking for a perfect product. There is some aging, but it comes with the original box, certificate, and booklet. I will handle your order with sincerity. Diameter is approximately 18cm. **If you purchase multiple items together, I will edit the price, so please let me know. You will receive a 200 yen discount for each additional item.