Seiko Cal. 6681 - 299

This Spring Drive model from 1972 features a 37mm Hardlex-Coated Steel case. With its 21mm lug width and 13.4mm profile, it sits comfortably on most wrists. [seikata-wm-fecaf4c027ef]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

13.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1972

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