Seiko Cal. 7022 - 228

The Seiko 7022-228 represents an important milestone in Seiko's 1966 lineup. With its 22mm lug width and 10.4mm profile, it sits comfortably on most wrists. [seikata-wm-9a63e65328b4]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

10.4mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1966

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