Seiko Cal. 7173 - 934

The Seiko 7173-934 represents an important milestone in Seiko's 1971 lineup. The Bidirectional bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-4b2f85a23d1e]

Also known as: World Timer, Emperor

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

10.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Black

Jewels

22j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1971

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