Seiko Cal. 7150 - 540

The Seiko 7150-540 represents an important milestone in Seiko's 1988 lineup. Powered by the 7150 caliber with 26j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-981a113afcbe]

Also known as: Shogun, Helmet

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

12.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

White

Jewels

26j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1988

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