Seiko Cal. 6181 - 139

The Seiko 6181-139 represents an important milestone in Seiko's 1968 lineup. The Bidirectional bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-a9a125086843]

Also known as: Rally

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

12.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Navy

Jewels

31j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1968

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