Seiko Cal. 7143 - 645

Released in 1978, the Cal. 7143 with design code 645 was part of Seiko's domestic market collection. The Fixed bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-57f5af10abe7]

Also known as: Crown

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

35mm

Case Thickness

13.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

130m

Dial Color

White

Jewels

29j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1978

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