Seiko Cal. 5693 - 620

This Spring Drive model from 1968 features a 44mm Two-Tone case. With its 18mm lug width and 10.8mm profile, it sits comfortably on most wrists. [seikata-wm-3bc634c5971b]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

10.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

White

Jewels

30j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1968

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