Seiko Cal. 5275 - 309

The Seiko 5275-309 represents an important milestone in Seiko's 1973 lineup. Powered by the 5275 caliber with 20j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-2a03034ebca0]

Also known as: Sportsmatic

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

36mm

Case Thickness

10.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

170m

Dial Color

White

Jewels

20j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1973

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