Seiko Cal. 7028 - 642

The Seiko 7028-642 represents an important milestone in Seiko's 1967 lineup. With its 22mm lug width and 8.5mm profile, it sits comfortably on most wrists. [seikata-wm-0f96655f6510]

Also known as: Navigator, Arnie

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

39mm

Case Thickness

8.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

30m

Dial Color

Silver

Jewels

22j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1967

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