Seiko Cal. 6255 - 400

This Spring Drive model from 1980 features a 37mm Hardlex-Coated Steel case. With its 21mm lug width and 10.4mm profile, it sits comfortably on most wrists. [seikata-wm-0b6e008c5061]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

10.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

50m

Dial Color

Burgundy

Jewels

21j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1980

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