Seiko Cal. 7020 - 310

This Automatic model from 1965 features a 38mm Gold-Plated case. Powered by the 7020 caliber with 28j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-14f1cc531084]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

9.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

100m

Dial Color

Silver

Jewels

28j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1965

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