Seiko Cal. 6659 - 381

The Seiko 6659-381 represents an important milestone in Seiko's 1973 lineup. Powered by the 6659 caliber with 29j jewels beating at 28,800 bph, it delivers a 69 hours power reserve. [seikata-wm-f8fd75beceaa]

Also known as: Crown

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

39mm

Case Thickness

10.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Silver

Jewels

29j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1973

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