The Caliber 8L45 is an automatic movement manufactured by Seiko in Japan. It operates at 28,800 vph with 35 jewels and features hand-winding capability via the Magic Lever system, providing 72 hours of power reserve from a single mainspring. The movement includes Diashock shock protection and displays the date. Based on the 9S65 architecture, it represents Seiko's in-house development and is used in King Seiko models.
Last updated 29 Apr 2026Suggest a correction
TECHNICAL SPECIFICATIONS
Movement Type
Automatic
Jewel Count
35 jewels
Power Reserve
72h
Frequency
28,800 vph (4 Hz)
Display Type
Analog
Winding
Automatic (Unidirectional)
Shock Protection
Diashock
COMPLICATIONS
Date
FEATURES
Hand Winding
QUICK FACTS
FOR WATCH DEALERS
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