Seiko Cal. 4437 - 859

Seiko 4437-859

The Seiko 4437-859 represents an important milestone in Seiko's 1976 lineup. The Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-2adac46020a2]

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
36mm
Case Thickness
15.4mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
120m
Dial Color
White
Jewels
25j
Frequency
36,000 bph
Power Reserve
38 hours
Year
1976

Related Models

seikata-wm-2adac46020a2