Seiko Cal. 6220 - 635

This Spring Drive model from 1973 features a 41mm PVD Black case. With its 18mm lug width and 13.9mm profile, it sits comfortably on most wrists. [seikata-wm-52716fb785f8]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

41mm

Case Thickness

13.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Burgundy

Jewels

28j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1973

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