Seiko Cal. 6140 - 780

This Spring Drive model from 1971 features a 38mm PVD Black case. The Fixed bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-b225c695f8c9]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

38mm

Case Thickness

8.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

160m

Dial Color

White

Jewels

18j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1971

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