Seiko Cal. 4434 - 543

Seiko 4434-543

This Hand-Winding model from 1980 features a 34mm Titanium case. The Bidirectional bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-baae8b824b0f]

Also known as: Sumo, World Timer

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
34mm
Case Thickness
10.0mm
Lug Width
21mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
30m
Dial Color
Cream
Jewels
17j
Frequency
36,000 bph
Power Reserve
60 hours
Year
1980

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