Seiko Cal. 4428 - 733

Seiko 4428-733

This Kinetic model from 1981 features a 42mm Stainless Steel case. The Bidirectional bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-36061a4bdbf1]

Also known as: Turtle, Sportsmatic

Specifications

Movement
Kinetic
Case Material
Stainless Steel
Case Width
42mm
Case Thickness
15.2mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
60m
Dial Color
Navy
Jewels
26j
Frequency
36,000 bph
Power Reserve
52 hours
Year
1981

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