Seiko Cal. 6623 - 557

Seiko 6623-557

This Solar model from 1966 features a 39mm Two-Tone case. With its 22mm lug width and 15.9mm profile, it sits comfortably on most wrists. [seikata-wm-79fb0d2a80fa]

Also known as: Monster, Sea Horse

Specifications

Movement
Solar
Case Material
Two-Tone
Case Width
39mm
Case Thickness
15.9mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
60m
Dial Color
Black
Jewels
31j
Frequency
28,800 bph
Power Reserve
61 hours
Year
1966

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