Seiko Cal. 4437 - 131

Seiko 4437-131

The Seiko 4437-131 represents an important milestone in Seiko's 1999 lineup. The Bidirectional bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-07c048fb989b]

Also known as: Samurai

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
46mm
Case Thickness
12.2mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
140m
Dial Color
Silver
Jewels
27j
Frequency
21,600 bph
Power Reserve
56 hours
Year
1999

Related Models

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