Seiko Cal. 7138 - 336

The Seiko 7138-336 represents an important milestone in Seiko's 1995 lineup. Powered by the 7138 caliber with 22j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-3f56b6569b25]

Also known as: World Timer, Sea Horse

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

9.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Navy

Jewels

22j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1995

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