Seiko Cal. 5270 - 731

The Seiko 5270-731 represents an important milestone in Seiko's 1987 lineup. The Coin-Edge bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-e32f639706fc]

Also known as: Samurai

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

39mm

Case Thickness

9.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Black

Jewels

21j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1987

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