Seiko Cal. 6191 - 633

This Spring Drive model from 1969 features a 37mm PVD Black case. With its 18mm lug width and 15.5mm profile, it sits comfortably on most wrists. [seikata-wm-c0ca0499b8fe]

Also known as: Flighty

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

15.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Navy

Jewels

20j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1969

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