Seiko Cal. 7151 - 331

This Automatic model from 1984 features a 38mm Hardlex-Coated Steel case. Powered by the 7151 caliber with 25j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-89a90b4fd666]

Also known as: Navigator, Crown

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

8.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

50m

Dial Color

Navy

Jewels

25j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1984

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