Seiko Cal. 5613 - 739

The Seiko 5613-739 represents an important milestone in Seiko's 1979 lineup. Powered by the 5613 caliber with 31j jewels beating at 36,000 bph, it delivers a 52 hours power reserve. [seikata-wm-79c305136424]

Also known as: Samurai, Rally

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

10.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

130m

Dial Color

Silver

Jewels

31j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1979

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