Seiko Cal. 4457 - 729

Seiko 4457-729

The Seiko 4457-729 represents an important milestone in Seiko's 1973 lineup. The Inner Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-333e09999ebb]

Also known as: Sumo, Bullhead

Specifications

Movement
Kinetic
Case Material
Two-Tone
Case Width
39mm
Case Thickness
11.3mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
110m
Dial Color
Black
Jewels
25j
Frequency
36,000 bph
Power Reserve
56 hours
Year
1973

Related Models

seikata-wm-333e09999ebb