Seiko Cal. 6691 - 925

Seiko 6691-925

This Automatic model from 1967 features a 44mm Hardlex-Coated Steel case. With its 20mm lug width and 15.0mm profile, it sits comfortably on most wrists. [seikata-wm-5796ed90b14c]

Also known as: Helmet, Golden Tuna

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
44mm
Case Thickness
15.0mm
Lug Width
20mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
140m
Dial Color
White
Jewels
33j
Frequency
21,600 bph
Power Reserve
71 hours
Year
1967

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