Seiko Cal. 0789 - 639

Seiko 0789-639

This Solar model from 1974 features a 41mm Hardlex-Coated Steel case. Powered by the 0789 caliber with 25j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-31965e23dcfa]

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
41mm
Case Thickness
12.9mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
150m
Dial Color
Navy
Jewels
25j
Frequency
28,800 bph
Power Reserve
51 hours
Year
1974

Related Models

seikata-wm-31965e23dcfa