Seiko Cal. 4548 - 603

Seiko 4548-603

This Quartz model from 1968 features a 44mm Hardlex-Coated Steel case. Powered by the 4548 caliber with 21j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-16d362ba5bb4]

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
44mm
Case Thickness
8.6mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
90m
Dial Color
Green
Jewels
21j
Frequency
36,000 bph
Power Reserve
66 hours
Year
1968

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