Seiko Cal. 3891 - 797

Seiko 3891-797

This Solar model from 1978 features a 44mm Titanium case. Powered by the 3891 caliber with 29j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-de0e73d6aec9]

Specifications

Movement
Solar
Case Material
Titanium
Case Width
44mm
Case Thickness
8.2mm
Lug Width
22mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
160m
Dial Color
Navy
Jewels
29j
Frequency
36,000 bph
Power Reserve
61 hours
Year
1978

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