Description ?Model number: BL-BicomS-SK ?Material: 316L stainless steel ?Belt: Genuine black leather belt/buckle ?Mechanical type: Manual winding (no hack function) ?Waterproof: 50M waterproof ?Function: Chronograph/Small seconds ?Specifications: High dome hesalite glass / see-through back ?Dial: Silver ?Case size: 38mm (excluding crown) ?Belt size: Arm circumference (inner diameter) maximum 19cm / Lug width: 20mm Accessories: Box, case, instruction manual (*no Japanese notation), warranty (purchased in October 2020) USED ??product There is a line scratch on the left side of the bezel, but other than that there is no major damage that stands out. Daily difference +1 to 2 seconds (measured with a time grapher placed flat) ?Due to the usage environment and differences in posture, the daily difference may increase. Please consider this value as a reference value only. The belt size is the size of the total arm circumference including the casepart Please note If there is a notation for dimensions, please note that some errors are dueto amateur measurement. I think that the picture is different depending on the screen of thecomputer. Please do not return because the color is not the same as the one in theimage. Import duties, taxes, and charges are not included in the item price orshipping cost. These charges are the buyer's responsibility. Please check with your country's customs office to determine what theseadditional costs will be prior to bidding or buying. Customs fees are normally charged by the shipping company or collected whenyou pick the item up. These fees are not additional shipping charges.