Seiko Cal. 7142 - 387

The Seiko 7142-387 represents an important milestone in Seiko's 1971 lineup. Powered by the 7142 caliber with 21j jewels beating at 21,600 bph, it delivers a 43 hours power reserve. [seikata-wm-f0aea5d71f3a]

Also known as: Pogue

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

40mm

Case Thickness

8.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

100m

Dial Color

Silver

Jewels

21j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1971

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