Seiko Cal. 6653 - 639

Seiko 6653-639

This Spring Drive model from 1968 features a 37mm PVD Black case. The Coin-Edge bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-6df9a474d9e5]

Also known as: Turtle, Bullhead

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
37mm
Case Thickness
9.6mm
Lug Width
19mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
60m
Dial Color
Champagne
Jewels
36j
Frequency
28,800 bph
Power Reserve
59 hours
Year
1968

Related Models

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