Seiko Cal. 6693 - 313

This Quartz model from 1968 features a 38mm Two-Tone case. With its 21mm lug width and 10.7mm profile, it sits comfortably on most wrists. [seikata-wm-426250de6a9c]

Also known as: Bellmatic

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

38mm

Case Thickness

10.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Black

Jewels

22j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1968

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