Seiko Cal. 0720 - 687

This Automatic model from 1971 features a 46mm Gold-Plated case. The Coin-Edge bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-76fb7fe6eed1]

Also known as: World Timer

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

13.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Silver

Jewels

22j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1971

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