Seiko Cal. 6139 - 215

The Seiko 6139-215 represents an important milestone in Seiko's 1982 lineup. The Bidirectional bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-ae64f30ccc23]

Also known as: Navigator, Crown

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

41mm

Case Thickness

13.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

120m

Dial Color

White

Jewels

25j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1982

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