Seiko Cal. 7143 - 364

Seiko 7143-364

The Seiko 7143-364 represents an important milestone in Seiko's 1968 lineup. Powered by the 7143 caliber with 33j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-9e236879303a]

Also known as: Bullhead

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
35mm
Case Thickness
15.6mm
Lug Width
22mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
110m
Dial Color
White
Jewels
33j
Frequency
21,600 bph
Power Reserve
53 hours
Year
1968

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seikata-wm-9e236879303a