Seiko Cal. 6637 - 316

Seiko 6637-316

This Quartz model from 1975 features a 34mm Hardlex-Coated Steel case. The Bidirectional bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-3d81d4c7a3bd]

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
34mm
Case Thickness
14.4mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
190m
Dial Color
Champagne
Jewels
31j
Frequency
36,000 bph
Power Reserve
42 hours
Year
1975

Related Models

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