Seiko Cal. 4481 - 840

Seiko 4481-840

The Seiko 4481-840 represents an important milestone in Seiko's 1990 lineup. Powered by the 4481 caliber with 32j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-4ccfcc4a35e7]

Also known as: Rally, Sportsmatic

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
38mm
Case Thickness
8.0mm
Lug Width
21mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
130m
Dial Color
Navy
Jewels
32j
Frequency
36,000 bph
Power Reserve
62 hours
Year
1990

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