Seiko Cal. 5691 - 121

Seiko 5691-121

This Automatic model from 1977 features a 37mm Titanium case. Powered by the 5691 caliber with 26j jewels beating at 28,800 bph, it delivers a 70 hours power reserve. [seikata-wm-9430c408a61a]

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
37mm
Case Thickness
15.8mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
90m
Dial Color
White
Jewels
26j
Frequency
28,800 bph
Power Reserve
70 hours
Year
1977

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seikata-wm-9430c408a61a