Seiko Cal. 7143 - 590

Seiko 7143-590

The Seiko 7143-590 represents an important milestone in Seiko's 1994 lineup. Powered by the 7143 caliber with 21j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-842a6ad71334]

Also known as: Bullhead, Sportsmatic

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
43mm
Case Thickness
12.3mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
90m
Dial Color
Silver
Jewels
21j
Frequency
21,600 bph
Power Reserve
48 hours
Year
1994

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seikata-wm-842a6ad71334