Seiko Cal. 0720 - 331

This Quartz model from 1981 features a 34mm Gold-Plated case. Powered by the 0720 caliber with 18j jewels beating at 21,600 bph, it delivers a 72 hours power reserve. [seikata-wm-aa54bc9308ac]

Also known as: Samurai, Golden Tuna

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

14.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

White

Jewels

18j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1981

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