Seiko Cal. 7121 - 547

Seiko 7121-547

This Automatic model from 1968 features a 45mm Hardlex-Coated Steel case. Powered by the 7121 caliber with 33j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-590e6da54327]

Also known as: Navigator

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
45mm
Case Thickness
13.9mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
170m
Dial Color
Black
Jewels
33j
Frequency
36,000 bph
Power Reserve
63 hours
Year
1968

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seikata-wm-590e6da54327