Original Seiko Sperrklinkenfeder (1 Stück) – Part 382620 (コハゼバネ) u.a. für Grand Seiko Taucheruhr Each watch was individually numbered

Each watch was individually numbered and delivered with an acrylic display stand

kühlen Kontrast und gleiten über die reliefierten Konturen

Movement: (Seiko CAL

and precision

The SPB507J1 is powered by the new 6R55 automatic movement

Original Seiko Sperrklinkenfeder (1 Stück) – Part 382620 (コハゼバネ) u.a. für Grand Seiko Taucheruhr Each watch was individually numberedThis extremely rare original Seiko ratchet spring is an essential component for the restoration of early mechanical Seiko calibers. The spring securely holds the winding ratchet in position and prevents the mainspring barrel from rewinding a small part with a big function. The spare part bears the official Seiko part number 382620 and comes from historical factory stock (NOS New Old Stock). Compatible Seiko calibers and models This spring has been