Seiko Cal. 7163 - 781

Seiko 7163-781

This Hand-Winding model from 1971 features a 46mm Two-Tone case. With its 20mm lug width and 12.3mm profile, it sits comfortably on most wrists. [seikata-wm-e66ed3c8293d]

Also known as: Navigator, Baby Tuna

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
46mm
Case Thickness
12.3mm
Lug Width
20mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
180m
Dial Color
Black
Jewels
36j
Frequency
28,800 bph
Power Reserve
49 hours
Year
1971

Related Models

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