Seiko Cal. 4437 - 337

Seiko 4437-337

The Seiko 4437-337 represents an important milestone in Seiko's 1985 lineup. The Bidirectional bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-42692b856af3]

Also known as: Monster, Silverwave

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
35mm
Case Thickness
10.1mm
Lug Width
21mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
200m
Dial Color
Burgundy
Jewels
30j
Frequency
21,600 bph
Power Reserve
61 hours
Year
1985

Related Models

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