Seiko Cal. 5688 - 738

Seiko 5688-738

This Quartz model from 1973 features a 41mm Hardlex-Coated Steel case. Powered by the 5688 caliber with 32j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-7d0f2eb4dcfb]

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
41mm
Case Thickness
14.4mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
200m
Dial Color
Champagne
Jewels
32j
Frequency
36,000 bph
Power Reserve
43 hours
Year
1973

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