Seiko Cal. 4431 - 437

Seiko 4431-437

The Seiko 4431-437 represents an important milestone in Seiko's 1989 lineup. The Fixed bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-05daa98e803e]

Also known as: Samurai, Sea Horse

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
43mm
Case Thickness
15.8mm
Lug Width
22mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
90m
Dial Color
Silver
Jewels
36j
Frequency
21,600 bph
Power Reserve
56 hours
Year
1989

Related Models

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