Seiko Cal. 6388 - 678

Seiko 6388-678

This Quartz model from 1982 features a 36mm Gold-Plated case. Powered by the 6388 caliber with 31j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-b0c6966285bf]

Specifications

Movement
Quartz
Case Material
Gold-Plated
Case Width
36mm
Case Thickness
13.7mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
150m
Dial Color
Navy
Jewels
31j
Frequency
28,800 bph
Power Reserve
56 hours
Year
1982

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