Seiko Cal. 7161 - 370

This Spring Drive model from 1980 features a 34mm Gold-Plated case. Powered by the 7161 caliber with 34j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-182859dcd2c7]

Also known as: Tuna, Helmet

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

15.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

180m

Dial Color

Navy

Jewels

34j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1980

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