Seiko Cal. 7137 - 742

The Seiko 7137-742 represents an important milestone in Seiko's 1969 lineup. It features a Black dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-c6e0c6b6e45f]

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

14.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

50m

Dial Color

Black

Jewels

34j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1969

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