Seiko Cal. 6164 - 531

Seiko 6164-531

This Spring Drive model from 1976 features a 38mm Hardlex-Coated Steel case. Powered by the 6164 caliber with 34j jewels beating at 28,800 bph, it delivers a 46 hours power reserve. [seikata-wm-c1f23df025f1]

Also known as: UFO, Silverwave

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
38mm
Case Thickness
9.9mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
70m
Dial Color
Green
Jewels
34j
Frequency
28,800 bph
Power Reserve
46 hours
Year
1976

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