Seiko Cal. 7183 - 315

The Seiko 7183-315 represents an important milestone in Seiko's 1972 lineup. The Bidirectional bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-4a2ae7b0ecef]

Also known as: Sportsmatic

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

11.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Silver

Jewels

34j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1972

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