Seiko Cal. 0728 - 561

The Seiko 0728-561 represents an important milestone in Seiko's 1990 lineup. With its 21mm lug width and 15.5mm profile, it sits comfortably on most wrists. [seikata-wm-a3c7a58fc1e4]

Also known as: Samurai, Emperor

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

45mm

Case Thickness

15.5mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1990

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