Seiko Cal. 6220 - 154

The Seiko 6220-154 represents an important milestone in Seiko's 1978 lineup. With its 18mm lug width and 9.3mm profile, it sits comfortably on most wrists. [seikata-wm-595e1fccf9eb]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

9.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1978

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