Seiko Cal. 5220 - 438

The Seiko 5220-438 represents an important milestone in Seiko's 1986 lineup. With its 21mm lug width and 12.0mm profile, it sits comfortably on most wrists. [seikata-wm-ac0d79fba73a]

Also known as: Bullhead, Baby Tuna

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

35mm

Case Thickness

12.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1986

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