Seiko Cal. 4577 - 977

Seiko 4577-977

This Spring Drive model from 1977 features a 44mm Two-Tone case. With its 19mm lug width and 14.0mm profile, it sits comfortably on most wrists. [seikata-wm-e19e29c15d7d]

Also known as: Crown, Flighty

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
44mm
Case Thickness
14.0mm
Lug Width
19mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
180m
Dial Color
Navy
Jewels
36j
Frequency
28,800 bph
Power Reserve
69 hours
Year
1977

Related Models

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