Seiko Cal. 4437 - 126

Seiko 4437-126

This Spring Drive model from 1990 features a 42mm Hardlex-Coated Steel case. The Bidirectional bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-93264636e322]

Also known as: Sumo

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
42mm
Case Thickness
13.7mm
Lug Width
18mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
170m
Dial Color
Burgundy
Jewels
25j
Frequency
21,600 bph
Power Reserve
68 hours
Year
1990

Related Models

seikata-wm-93264636e322