Seiko Cal. 4450 - 163

Seiko 4450-163

The Seiko 4450-163 represents an important milestone in Seiko's 1977 lineup. The Fixed bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-88762721320a]

Also known as: Sumo, Pogue

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
39mm
Case Thickness
8.9mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
110m
Dial Color
Blue Sunburst
Jewels
21j
Frequency
21,600 bph
Power Reserve
60 hours
Year
1977

Related Models

seikata-wm-88762721320a