Seiko Cal. 6313 - 658

Seiko 6313-658

This Spring Drive model from 1977 features a 40mm Titanium case. The Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-af9d7ebeba6c]

Also known as: Turtle, Bullhead

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
40mm
Case Thickness
9.1mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
200m
Dial Color
Silver
Jewels
21j
Frequency
21,600 bph
Power Reserve
44 hours
Year
1977

Related Models

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