Size: 12 x 13mm We try to select and ship the cleanest items possible, but there may be imperfections such as burrs, chips, air bubbles, and initial scratches. Please refrain from purchasing if you are looking for a perfect item. We will package to prevent water damage and ship. Available for immediate purchase. Bubble wrap packaging available for an additional 30 yen. Anonymous shipping available for an additional 100 yen. We have multiple items in stock, so you can add to the quantity.