Seiko Cal. 6139 - 917

The Seiko 6139-917 represents an important milestone in Seiko's 1980 lineup. The Bidirectional bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-dbc5f67d5b4e]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

38mm

Case Thickness

11.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Burgundy

Jewels

23j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1980

Related Models

• Seiko 4556-342
• Seiko 6164-938
• Seiko 6254-226
• Seiko 6232-672
• Seiko 0733-630
• Seiko 6618-351
• Seiko 4596-614
• Seiko 5611-875
• Seiko 6398-353
• Seiko 5217-930
• Seiko 3889-716
• Seiko 6631-969