Seiko Cal. 0731 - 592

The Seiko 0731-592 represents an important milestone in Seiko's 1998 lineup. It features a Green dial protected by a Hardlex crystal and offers 180m of water resistance. [seikata-wm-720fab20f3d4]

Also known as: Tuna, Bellmatic

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

38mm

Case Thickness

13.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

180m

Dial Color

Green

Jewels

21j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1998

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