Seiko Cal. 0780 - 931

This Spring Drive model from 1965 features a 35mm Gold-Plated case. It features a Navy dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-a24a344ff38c]

Also known as: Sea Horse, Emperor

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

15.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

100m

Dial Color

Navy

Jewels

24j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1965

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