Seiko Cal. 0731 - 209

The Seiko 0731-209 represents an important milestone in Seiko's 1979 lineup. The Bidirectional bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-1a256ba49bd1]

Also known as: Sea Horse, Baby Tuna

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

15.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Cream

Jewels

36j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1979

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