Seiko Cal. 3891 - 427

Seiko 3891-427

This Solar model from 1989 features a 44mm PVD Black case. With its 20mm lug width and 9.8mm profile, it sits comfortably on most wrists. [seikata-wm-f6b79f9ca664]

Also known as: World Timer, Navigator

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
44mm
Case Thickness
9.8mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
40m
Dial Color
Silver
Jewels
21j
Frequency
28,800 bph
Power Reserve
50 hours
Year
1989

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