Seiko Cal. 4491 - 107

Seiko 4491-107

This Automatic model from 1968 features a 40mm Hardlex-Coated Steel case. Powered by the 4491 caliber with 26j jewels beating at 21,600 bph, it delivers a 67 hours power reserve. [seikata-wm-1c85106ab807]

Also known as: Samurai

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
40mm
Case Thickness
15.0mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
180m
Dial Color
Green
Jewels
26j
Frequency
21,600 bph
Power Reserve
67 hours
Year
1968

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