Seiko Cal. 0727 - 780

This Spring Drive model from 1970 features a 38mm Two-Tone case. It features a Green dial protected by a Hardlex crystal and offers 130m of water resistance. [seikata-wm-718c58712dec]

Also known as: Monster, Shogun

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

38mm

Case Thickness

13.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Green

Jewels

19j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1970

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