Seiko Cal. 7183 - 900

The Seiko 7183-900 represents an important milestone in Seiko's 1988 lineup. The Fixed bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-deaf941d668a]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

10.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

70m

Dial Color

Green

Jewels

32j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1988

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