Seiko Cal. 0777 - 507

Seiko 0777-507

This Quartz model from 1977 features a 37mm Gold-Plated case. Powered by the 0777 caliber with 20j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-7c44bfadbe0a]

Specifications

Movement
Quartz
Case Material
Gold-Plated
Case Width
37mm
Case Thickness
15.1mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
100m
Dial Color
Silver
Jewels
20j
Frequency
28,800 bph
Power Reserve
42 hours
Year
1977

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