Seiko Cal. 4478 - 977

Seiko 4478-977

This Kinetic model from 1974 features a 42mm PVD Black case. With its 18mm lug width and 12.5mm profile, it sits comfortably on most wrists. [seikata-wm-9d89f063d25f]

Also known as: World Timer, Sea Horse

Specifications

Movement
Kinetic
Case Material
PVD Black
Case Width
42mm
Case Thickness
12.5mm
Lug Width
18mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
170m
Dial Color
Navy
Jewels
33j
Frequency
36,000 bph
Power Reserve
55 hours
Year
1974

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