Seiko Cal. 4431 - 305

Seiko 4431-305

This Hand-Winding model from 1989 features a 35mm Hardlex-Coated Steel case. The Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-b0ecd8d39a06]

Also known as: Samurai, Bellmatic

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
35mm
Case Thickness
10.6mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
170m
Dial Color
White
Jewels
21j
Frequency
28,800 bph
Power Reserve
39 hours
Year
1989

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