Seiko Cal. 6287 - 731

The Seiko 6287-731 represents an important milestone in Seiko's 1971 lineup. The Fixed bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-9614dc76b05f]

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

11.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

40m

Dial Color

Cream

Jewels

23j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1971

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