Thank you for seeing my shop. Case material: Stainless steel / Polycarbonate. Case diameter / width: 5.1 centimeters.Band material / type: Silicone. Thank you for your seeing my page. Please feel free to question if there is an uncertain point on this page. I will deal fairly with you in the spirit of Japanese hospitality and Samurai Spirits. International Buyers - Please Note. This item is in the category "Collectibles\Animation Art & Merchandise\Animation Merchandise\Other Animation Merchandise". The seller is "to-japan24" and is located in this country: JP. This item can be shipped worldwide.