Seiko Cal. 6627 - 591

The Seiko 6627-591 represents an important milestone in Seiko's 1974 lineup. Powered by the 6627 caliber with 21j jewels beating at 21,600 bph, it delivers a 69 hours power reserve. [seikata-wm-b62eda5798c6]

Also known as: Navigator

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

35mm

Case Thickness

10.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Champagne

Jewels

21j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1974

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