Seiko Cal. 6147 - 577

This Spring Drive model from 1975 features a 40mm Gold-Plated case. It features a Black dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-b6385b63839c]

Also known as: Turtle, Helmet

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

8.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

30m

Dial Color

Black

Jewels

28j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1975

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