Seiko Cal. 6653 - 739

Seiko 6653-739

This Automatic model from 1973 features a 42mm Hardlex-Coated Steel case. Powered by the 6653 caliber with 20j jewels beating at 28,800 bph, it delivers a 46 hours power reserve. [seikata-wm-4d3c6888d836]

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
42mm
Case Thickness
8.5mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
100m
Dial Color
Green
Jewels
20j
Frequency
28,800 bph
Power Reserve
46 hours
Year
1973

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seikata-wm-4d3c6888d836