Seiko Cal. 6390 - 166

Seiko 6390-166

This Automatic model from 1978 features a 38mm Hardlex-Coated Steel case. With its 19mm lug width and 9.4mm profile, it sits comfortably on most wrists. [seikata-wm-8c4a8aa303df]

Also known as: Navigator

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
38mm
Case Thickness
9.4mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
190m
Dial Color
Green
Jewels
27j
Frequency
21,600 bph
Power Reserve
68 hours
Year
1978

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