Seiko Cal. 4581 - 843

Seiko 4581-843

The Seiko 4581-843 represents an important milestone in Seiko's 1983 lineup. Powered by the 4581 caliber with 28j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-06e0148a8160]

Also known as: Sumo

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
34mm
Case Thickness
13.0mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
150m
Dial Color
Silver
Jewels
28j
Frequency
28,800 bph
Power Reserve
37 hours
Year
1983

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seikata-wm-06e0148a8160