Seiko Cal. 0721 - 422

The Seiko 0721-422 represents an important milestone in Seiko's 1987 lineup. It features a Cream dial protected by a Hardlex crystal and offers 160m of water resistance. [seikata-wm-020b57ba8c88]

Also known as: Monster

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

14.1mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

160m

Dial Color

Cream

Jewels

34j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1987

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