Seiko Cal. 6637 - 404

Seiko 6637-404

This Hand-Winding model from 1973 features a 37mm Gold-Plated case. The Coin-Edge bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-b4b617cb59a2]

Also known as: Turtle

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
37mm
Case Thickness
9.1mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
200m
Dial Color
Blue Sunburst
Jewels
35j
Frequency
36,000 bph
Power Reserve
55 hours
Year
1973

Related Models

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