Seiko Cal. 4428 - 207

This Automatic model from 1976 features a 38mm Stainless Steel case. The Inner Rotating bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-ad1eb2c98d3a]

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

12.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Navy

Jewels

23j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1976

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