Seiko Cal. 6633 - 312

Seiko 6633-312

This Automatic model from 1977 features a 34mm Two-Tone case. The Inner Rotating bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-f982618a9a15]

Also known as: World Timer, Golden Tuna

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
34mm
Case Thickness
13.6mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
100m
Dial Color
Navy
Jewels
27j
Frequency
21,600 bph
Power Reserve
40 hours
Year
1977

Related Models

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