Seiko Cal. 7139 - 456

Seiko 7139-456

This Hand-Winding model from 1983 features a 43mm Hardlex-Coated Steel case. With its 21mm lug width and 13.0mm profile, it sits comfortably on most wrists. [seikata-wm-5d16c25fcdaa]

Also known as: Tuna, Goldfeather

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
43mm
Case Thickness
13.0mm
Lug Width
21mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
50m
Dial Color
Burgundy
Jewels
30j
Frequency
36,000 bph
Power Reserve
39 hours
Year
1983

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