Seiko Cal. 3860 - 645

Seiko 3860-645

This Solar model from 1973 features a 37mm Two-Tone case. Powered by the 3860 caliber with 35j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-544265af8a20]

Specifications

Movement
Solar
Case Material
Two-Tone
Case Width
37mm
Case Thickness
14.0mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
100m
Dial Color
Navy
Jewels
35j
Frequency
36,000 bph
Power Reserve
51 hours
Year
1973

Related Models

seikata-wm-544265af8a20