Seiko Cal. 6691 - 524

Seiko 6691-524

This Hand-Winding model from 1966 features a 45mm Stainless Steel case. Powered by the 6691 caliber with 32j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-17cede85b95c]

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
45mm
Case Thickness
14.4mm
Lug Width
19mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
170m
Dial Color
Navy
Jewels
32j
Frequency
21,600 bph
Power Reserve
36 hours
Year
1966

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seikata-wm-17cede85b95c