Seiko Cal. 5665 - 557

Seiko 5665-557

This Hand-Winding model from 1978 features a 37mm Gold-Plated case. With its 22mm lug width and 12.3mm profile, it sits comfortably on most wrists. [seikata-wm-f1639fd476d9]

Also known as: Navigator

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
37mm
Case Thickness
12.3mm
Lug Width
22mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
60m
Dial Color
Blue Sunburst
Jewels
33j
Frequency
21,600 bph
Power Reserve
50 hours
Year
1978

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