Seiko Cal. 5644 - 235

Seiko 5644-235

The Seiko 5644-235 represents an important milestone in Seiko's 1985 lineup. Powered by the 5644 caliber with 19j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-b01c63849b19]

Also known as: Arnie

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
40mm
Case Thickness
13.8mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
60m
Dial Color
Black
Jewels
19j
Frequency
36,000 bph
Power Reserve
53 hours
Year
1985

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