●Caliber No.: 4S15●Material: Stainless steel●Belt: Genuine SS belt, 3-fold buckle●Movement type: Automatic (25 jewels, manual winding, hack function)●Water resistance: 10 ATM water resistance●Functions: Calendar●Dial: Blue●Case size: 37mm (excluding crown)●Belt size: Arm circumference (inner diameter) 19cm (with 1 spare link) / Belt width: 19mmAccessories: Case, instruction manualSmall scratches and line scratches can be seen on the glass.The watch body and belt also have scratches and small scratches.※The crown is heavy to wind at the 0 position, but the operation itself can be performed normally by pulling it up.Please be aware of this.Daily difference +13 to 14 seconds (measured flat on a timegrapher)★Daily difference may be larger due to the influence of the usage environment and posture differences. Please consider these values ​​as a reference only.