Seiko Cal. 6663 - 423

Seiko 6663-423

This Quartz model from 1966 features a 41mm Hardlex-Coated Steel case. The Inner Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-9b57c4db924f]

Also known as: Sea Horse, Crown

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
41mm
Case Thickness
15.3mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
80m
Dial Color
White
Jewels
34j
Frequency
28,800 bph
Power Reserve
46 hours
Year
1966

Related Models

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