Seiko Cal. 6291 - 990

The Seiko 6291-990 represents an important milestone in Seiko's 1970 lineup. It features a Navy dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-78d687c39b25]

Also known as: Crown

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

15.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

30m

Dial Color

Navy

Jewels

19j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1970

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