Seiko Cal. 6633 - 572

Seiko 6633-572

This Spring Drive model from 1966 features a 39mm Two-Tone case. The Inner Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-eed0b38f5025]

Also known as: Bullhead, Goldfeather

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
39mm
Case Thickness
11.6mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
180m
Dial Color
Black
Jewels
34j
Frequency
28,800 bph
Power Reserve
58 hours
Year
1966

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