Seiko Cal. 5644 - 313

The Seiko 5644-313 represents an important milestone in Seiko's 1966 lineup. Powered by the 5644 caliber with 34j jewels beating at 36,000 bph, it delivers a 70 hours power reserve. [seikata-wm-3051c2e02e21]

Also known as: Pogue

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

13.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

180m

Dial Color

Cream

Jewels

34j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1966

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