Seiko Cal. 0770 - 920

Seiko 0770-920

This Automatic model from 1970 features a 39mm Two-Tone case. Powered by the 0770 caliber with 25j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-1a3d22665359]

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
39mm
Case Thickness
14.4mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
180m
Dial Color
Blue Sunburst
Jewels
25j
Frequency
28,800 bph
Power Reserve
50 hours
Year
1970

Related Models

seikata-wm-1a3d22665359