Seiko Cal. 7143 - 528

The Seiko 7143-528 represents an important milestone in Seiko's 1968 lineup. Powered by the 7143 caliber with 31j jewels beating at 28,800 bph, it delivers a 66 hours power reserve. [seikata-wm-a19395ca1d3d]

Also known as: Turtle

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

14.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Burgundy

Jewels

31j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1968

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