Seiko Cal. 5678 - 502

Seiko 5678-502

This Quartz model from 1972 features a 35mm Titanium case. Powered by the 5678 caliber with 34j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-7dd33db3fe81]

Also known as: Monster, Bellmatic

Specifications

Movement
Quartz
Case Material
Titanium
Case Width
35mm
Case Thickness
15.8mm
Lug Width
21mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
140m
Dial Color
Cream
Jewels
34j
Frequency
28,800 bph
Power Reserve
37 hours
Year
1972

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seikata-wm-7dd33db3fe81