Seiko Cal. 6633 - 790

Seiko 6633-790

This Automatic model from 1978 features a 41mm Titanium case. Powered by the 6633 caliber with 33j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-b701c3c65d98]

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
41mm
Case Thickness
12.3mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
60m
Dial Color
Silver
Jewels
33j
Frequency
21,600 bph
Power Reserve
47 hours
Year
1978

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seikata-wm-b701c3c65d98