Seiko Cal. 7137 - 918

The Seiko 7137-918 represents an important milestone in Seiko's 1968 lineup. Powered by the 7137 caliber with 28j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-6e0a2de82788]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

14.6mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Navy

Jewels

28j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1968

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