Seiko Cal. 5633 - 764

Seiko 5633-764

This Hand-Winding model from 1983 features a 38mm Gold-Plated case. The Rotating bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-c400f968a3e3]

Also known as: Sea Horse, Golden Tuna

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
38mm
Case Thickness
8.3mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
140m
Dial Color
Navy
Jewels
33j
Frequency
21,600 bph
Power Reserve
71 hours
Year
1983

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