Seiko Cal. 4581 - 433

Seiko 4581-433

This Automatic model from 1981 features a 37mm Hardlex-Coated Steel case. The Coin-Edge bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-531ee2c55a34]

Also known as: Turtle, Sportsmatic

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
37mm
Case Thickness
13.0mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
200m
Dial Color
Silver
Jewels
26j
Frequency
28,800 bph
Power Reserve
48 hours
Year
1981

Related Models

seikata-wm-531ee2c55a34