Seiko Cal. 0730 - 331

The Seiko 0730-331 represents an important milestone in Seiko's 1995 lineup. The Inner Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-c4d7a019f470]

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

14.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Green

Jewels

18j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1995

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