Seiko Cal. 4578 - 736

Seiko 4578-736

The Seiko 4578-736 represents an important milestone in Seiko's 1982 lineup. Powered by the 4578 caliber with 32j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-932251cb80f2]

Also known as: Sumo, Sea Horse

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
43mm
Case Thickness
11.3mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
100m
Dial Color
Cream
Jewels
32j
Frequency
21,600 bph
Power Reserve
50 hours
Year
1982

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seikata-wm-932251cb80f2