Published by on August 16, 2026 For sale Seiko 7526-02j0 with a rubber Seiko after market band. Key Specifications Movement: Seiko Caliber 7S26 mechanical automatic movement featuring 21 jewels. It operates at 21,600 vibrations per hour (3Hz).Power Reserve: Approximately 41 hours when fully wound.Case Dimensions: 37mm case diameter (excluding the crown), roughly 11mm thickness, and an 18mm lug width.Complications: Day and date display window located at the 3 o'clock position.Winding Constraints: The 7S26 movement does not support hand-winding or hacking (the second hand does not stop when you pull out the crown). It relies entirely on wrist motion or the "Seiko shuffle" to wind via its bi-directional rotor.
