Seiko Cal. 7131 - 349

This Automatic model from 1977 features a 39mm Gold-Plated case. Powered by the 7131 caliber with 27j jewels beating at 28,800 bph, it delivers a 46 hours power reserve. [seikata-wm-7c6e913bb2b1]

Also known as: Helmet, Flighty

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

10.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Cream

Jewels

27j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1977

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