Seiko Cal. 5644 - 870

The Seiko 5644-870 represents an important milestone in Seiko's 1972 lineup. Powered by the 5644 caliber with 26j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-92b908fc4f97]

Also known as: Panda, Sea Horse

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

12.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

70m

Dial Color

Navy

Jewels

26j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1972

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