Seiko Cal. 5642 - 793

This Spring Drive model from 1986 features a 40mm PVD Black case. The Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-de924dcf9e47]

Also known as: Turtle, World Timer

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

8.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

190m

Dial Color

Burgundy

Jewels

21j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1986

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