Seiko Cal. 4442 - 135

Seiko 4442-135

The Seiko 4442-135 represents an important milestone in Seiko's 1971 lineup. The Inner Rotating bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-cd883f3a8c6a]

Also known as: Bullhead, World Timer

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
34mm
Case Thickness
14.6mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
170m
Dial Color
Green
Jewels
34j
Frequency
21,600 bph
Power Reserve
37 hours
Year
1971

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