Seiko Cal. 0771 - 363

Seiko 0771-363

This Automatic model from 1976 features a 40mm Two-Tone case. With its 21mm lug width and 13.9mm profile, it sits comfortably on most wrists. [seikata-wm-debd8666e9ad]

Also known as: Bullhead

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
40mm
Case Thickness
13.9mm
Lug Width
21mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
110m
Dial Color
Burgundy
Jewels
24j
Frequency
21,600 bph
Power Reserve
61 hours
Year
1976

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