Seiko Cal. 5651 - 931

Seiko 5651-931

This Solar model from 1965 features a 41mm PVD Black case. Powered by the 5651 caliber with 31j jewels beating at 21,600 bph, it delivers a 66 hours power reserve. [seikata-wm-3a764f0f9e6f]

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
41mm
Case Thickness
9.9mm
Lug Width
18mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
200m
Dial Color
Navy
Jewels
31j
Frequency
21,600 bph
Power Reserve
66 hours
Year
1965

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