Seiko Cal. 4446 - 971

Seiko 4446-971

The Seiko 4446-971 represents an important milestone in Seiko's 1967 lineup. The Fixed bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-bd153370e2cb]

Also known as: Sumo, World Timer

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
34mm
Case Thickness
14.0mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
200m
Dial Color
Silver
Jewels
31j
Frequency
21,600 bph
Power Reserve
69 hours
Year
1967

Related Models

seikata-wm-bd153370e2cb