Seiko Cal. 4437 - 737

Seiko 4437-737

The Seiko 4437-737 represents an important milestone in Seiko's 1983 lineup. The Rotating bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-b60e2efde983]

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
34mm
Case Thickness
11.7mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
190m
Dial Color
Navy
Jewels
36j
Frequency
21,600 bph
Power Reserve
47 hours
Year
1983

Related Models

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