Seiko Cal. 0730 - 640

This Spring Drive model from 1973 features a 38mm Titanium case. It features a Navy dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-b6ea71884f7c]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

38mm

Case Thickness

15.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

100m

Dial Color

Navy

Jewels

18j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1973

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