Seiko Cal. 4559 - 631

Seiko 4559-631

This Automatic model from 1984 features a 39mm Hardlex-Coated Steel case. The Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-a78efe133394]

Also known as: Sea Horse

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
39mm
Case Thickness
13.1mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
120m
Dial Color
Navy
Jewels
19j
Frequency
36,000 bph
Power Reserve
37 hours
Year
1984

Related Models

seikata-wm-a78efe133394