Seiko Cal. 0721 - 158

The Seiko 0721-158 represents an important milestone in Seiko's 1983 lineup. It features a Green dial protected by a Hardlex crystal and offers 60m of water resistance. [seikata-wm-8037d415398e]

Also known as: Rally, Bellmatic

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

37mm

Case Thickness

11.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Green

Jewels

33j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1983

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