Seiko Cal. 5661 - 548

Seiko 5661-548

This Quartz model from 1966 features a 43mm Two-Tone case. Powered by the 5661 caliber with 31j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-959f9d01a255]

Specifications

Movement
Quartz
Case Material
Two-Tone
Case Width
43mm
Case Thickness
12.2mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
90m
Dial Color
Blue Sunburst
Jewels
31j
Frequency
36,000 bph
Power Reserve
54 hours
Year
1966

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seikata-wm-959f9d01a255