Seiko Cal. 5642 - 549

The Seiko 5642-549 represents an important milestone in Seiko's 1990 lineup. It features a Black dial protected by a Acrylic crystal and offers 180m of water resistance. [seikata-wm-85344ae1dd61]

Also known as: Tuna

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

8.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Black

Jewels

24j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1990

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