Seiko Cal. 4479 - 431

Seiko 4479-431

This Hand-Winding model from 1967 features a 40mm PVD Black case. The Fixed bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-5c94ae1aa04b]

Also known as: Sumo, Helmet

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
40mm
Case Thickness
15.2mm
Lug Width
22mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
50m
Dial Color
White
Jewels
24j
Frequency
21,600 bph
Power Reserve
58 hours
Year
1967

Related Models

seikata-wm-5c94ae1aa04b