Seiko Cal. 0721 - 553

The Seiko 0721-553 represents an important milestone in Seiko's 1984 lineup. With its 22mm lug width and 12.3mm profile, it sits comfortably on most wrists. [seikata-wm-4afbd4842726]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

12.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Champagne

Jewels

30j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1984

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