Seiko Cal. 4581 - 590

Seiko 4581-590

The Seiko 4581-590 represents an important milestone in Seiko's 1980 lineup. Powered by the 4581 caliber with 31j jewels beating at 21,600 bph, it delivers a 45 hours power reserve. [seikata-wm-417d9fc7a6fc]

Also known as: Turtle, Emperor

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
35mm
Case Thickness
12.7mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
70m
Dial Color
Champagne
Jewels
31j
Frequency
21,600 bph
Power Reserve
45 hours
Year
1980

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