Seiko Cal. 4427 - 924

Seiko 4427-924

This Spring Drive model from 1986 features a 45mm Hardlex-Coated Steel case. The Inner Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-57dd428e6bd3]

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
45mm
Case Thickness
8.9mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
40m
Dial Color
White
Jewels
21j
Frequency
21,600 bph
Power Reserve
50 hours
Year
1986

Related Models

seikata-wm-57dd428e6bd3