Seiko Cal. 0720 - 220

The Seiko 0720-220 represents an important milestone in Seiko's 1991 lineup. The Bidirectional bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-eaaeb4ef33b1]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

12.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Green

Jewels

21j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1991

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