Seiko Cal. 6291 - 511

The Seiko 6291-511 represents an important milestone in Seiko's 1968 lineup. Powered by the 6291 caliber with 31j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-b53e3dc16c31]

Also known as: Navigator

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

46mm

Case Thickness

10.9mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Champagne

Jewels

31j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1968

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