Seiko Cal. 4578 - 942

Seiko 4578-942

This Hand-Winding model from 1993 features a 40mm Titanium case. The Inner Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-128e74522c84]

Also known as: Sumo, Navigator

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
40mm
Case Thickness
10.5mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
200m
Dial Color
Blue Sunburst
Jewels
20j
Frequency
21,600 bph
Power Reserve
58 hours
Year
1993

Related Models

seikata-wm-128e74522c84