Seiko Cal. 6688 - 258

The Seiko 6688-258 represents an important milestone in Seiko's 1979 lineup. Powered by the 6688 caliber with 31j jewels beating at 21,600 bph, it delivers a 60 hours power reserve. [seikata-wm-f81e5a67796b]

Also known as: Rally, Emperor

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

34mm

Case Thickness

9.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

White

Jewels

31j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1979

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