Seiko Cal. 5644 - 611

The Seiko 5644-611 represents an important milestone in Seiko's 1973 lineup. Powered by the 5644 caliber with 20j jewels beating at 36,000 bph, it delivers a 36 hours power reserve. [seikata-wm-604b8cf10457]

Also known as: Rally

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

39mm

Case Thickness

11.1mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

100m

Dial Color

Champagne

Jewels

20j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1973

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