Seiko Cal. 5289 - 742

The Seiko 5289-742 represents an important milestone in Seiko's 1968 lineup. The Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-9073c40d99de]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

42mm

Case Thickness

15.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

90m

Dial Color

Black

Jewels

35j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1968

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