Seiko Cal. 6691 - 879

Seiko 6691-879

This Automatic model from 1974 features a 46mm Two-Tone case. With its 21mm lug width and 14.7mm profile, it sits comfortably on most wrists. [seikata-wm-d97c44c66001]

Also known as: Tuna, Bullhead

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
46mm
Case Thickness
14.7mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
100m
Dial Color
Silver
Jewels
30j
Frequency
36,000 bph
Power Reserve
57 hours
Year
1974

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seikata-wm-d97c44c66001