Seiko Cal. 7063 - 143

The Seiko 7063-143 represents an important milestone in Seiko's 1971 lineup. Powered by the 7063 caliber with 28j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-66b7b7341a62]

Also known as: Helmet, World Timer

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

40mm

Case Thickness

12.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Black

Jewels

28j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1971

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