Seiko Cal. 6139 - 348

The Seiko 6139-348 represents an important milestone in Seiko's 1999 lineup. It features a Black dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-dc843d16d667]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

8.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

30m

Dial Color

Black

Jewels

29j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1999

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