Seiko Cal. 5643 - 676

The Seiko 5643-676 represents an important milestone in Seiko's 1980 lineup. It features a Burgundy dial protected by a Acrylic crystal and offers 110m of water resistance. [seikata-wm-a4d848294dc4]

Also known as: Silverwave

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

37mm

Case Thickness

9.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

110m

Dial Color

Burgundy

Jewels

24j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1980

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