Seiko Cal. 0731 - 302

The Seiko 0731-302 represents an important milestone in Seiko's 1973 lineup. It features a White dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-3f22323af39b]

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

44mm

Case Thickness

10.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

170m

Dial Color

White

Jewels

31j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1973

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