Seiko Cal. 7047 - 542

This Hand-Winding model from 1981 features a 37mm Two-Tone case. Powered by the 7047 caliber with 17j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-b56b272ca5f4]

Also known as: Sportsmatic, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

13.7mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Black

Jewels

17j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1981

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