Seiko Cal. 6659 - 587

This Hand-Winding model from 1975 features a 39mm Two-Tone case. The Bidirectional bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-fba94d6ce8bd]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

39mm

Case Thickness

12.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Black

Jewels

17j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1975

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