Seiko Cal. 7138 - 378

The Seiko 7138-378 represents an important milestone in Seiko's 1985 lineup. Powered by the 7138 caliber with 28j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-eccf6374b90b]

Also known as: Shogun

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

11.8mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Burgundy

Jewels

28j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1985

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