This mechanical watch has an attractive dial with a molded pattern and a subdial with day/night indication by the moving sun and moon. With daily use in mind, this model is equipped with a manual-winding movement with a daily difference of +25 to -15 seconds and a calendar function. Driving system: Mechanical Caliber: F6B24 Average daily deviation: +25 seconds to -15 seconds (static accuracy) Running time: 40 hours or more Case Material: Stainless Steel Glass material (front): Spherical sapphire crystal Glass material (back): Inorganic glass Luminous Light: - Band Material: Leather Band width: 22mm Band width: 22mm ・Wrist circumference: 150mm-190mm Clasp: Push-fold tri-fold Weight: 94g Vertical diameter: 50.5mm Width: 42.5mm Thickness: 14.0mm Water resistance: 5 atmospheres Antimagnetic resistance: Class 1 Other Features: Automatic winding (with manual winding), Seconds hand stop device, See-through back, 22 jewels Warranty: 1 year Date of release: November 2017