Seiko Cal. 7137 - 367

The Seiko 7137-367 represents an important milestone in Seiko's 1966 lineup. Powered by the 7137 caliber with 27j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-8001bcfac949]

Also known as: Bullhead, World Timer

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

40mm

Case Thickness

10.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

30m

Dial Color

Cream

Jewels

27j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1966

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