Seiko Cal. 3863 - 643

Seiko 3863-643

This Solar model from 1988 features a 42mm PVD Black case. Powered by the 3863 caliber with 31j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-916f09923b29]

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
42mm
Case Thickness
13.2mm
Lug Width
20mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
160m
Dial Color
White
Jewels
31j
Frequency
21,600 bph
Power Reserve
57 hours
Year
1988

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seikata-wm-916f09923b29