Seiko Cal. 4578 - 633

Seiko 4578-633

Released in 1977, the Cal. 4578 with design code 633 was part of Seiko's domestic market collection. With its 21mm lug width and 11.2mm profile, it sits comfortably on most wrists. [seikata-wm-60fece30a368]

Specifications

Movement
Solar
Case Material
Gold-Plated
Case Width
34mm
Case Thickness
11.2mm
Lug Width
21mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
190m
Dial Color
Champagne
Jewels
17j
Frequency
21,600 bph
Power Reserve
60 hours
Year
1977

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seikata-wm-60fece30a368