Seiko Cal. 0726 - 580

The Seiko 0726-580 represents an important milestone in Seiko's 1976 lineup. It features a Navy dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-8395ccf224cf]

Also known as: Monster, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

12.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Navy

Jewels

22j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1976

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