Seiko Cal. 5640 - 566

The Seiko 5640-566 represents an important milestone in Seiko's 1982 lineup. It features a Burgundy dial protected by a Acrylic crystal and offers 170m of water resistance. [seikata-wm-9ddcb2e59905]

Also known as: Silverwave, Emperor

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

35mm

Case Thickness

10.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Burgundy

Jewels

27j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1982

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