Seiko Cal. 4437 - 897

Seiko 4437-897

This Automatic model from 1983 features a 41mm Two-Tone case. Powered by the 4437 caliber with 20j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-8b0e573eac88]

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
41mm
Case Thickness
10.2mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
120m
Dial Color
Green
Jewels
20j
Frequency
28,800 bph
Power Reserve
44 hours
Year
1983

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