Seiko Cal. 5620 - 663

Seiko 5620-663

This Automatic model from 1966 features a 42mm Hardlex-Coated Steel case. The Inner Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-df4b9669785d]

Also known as: Sea Horse

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
42mm
Case Thickness
12.3mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
160m
Dial Color
Green
Jewels
22j
Frequency
21,600 bph
Power Reserve
58 hours
Year
1966

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