Seiko Cal. 7143 - 412

Released in 1980, the Cal. 7143 with design code 412 was part of Seiko's domestic market collection. The Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-7e34dde618ed]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

8.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

100m

Dial Color

Silver

Jewels

34j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1980

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