Seiko Cal. 5613 - 738

The Seiko 5613-738 represents an important milestone in Seiko's 1984 lineup. Powered by the 5613 caliber with 32j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-c4ef3f1d131e]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

41mm

Case Thickness

15.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

170m

Dial Color

Cream

Jewels

32j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1984

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