Seiko Cal. 6381 - 140

The Seiko 6381-140 represents an important milestone in Seiko's 1988 lineup. The Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-9d386b7a70bf]

Also known as: Rally, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

10.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1988

Related Models

• Seiko 6111-897
• Seiko 7034-583
• Seiko 3825-572
• Seiko 3853-322
• Seiko 6616-368
• Seiko 5287-171
• Seiko 6187-906
• Seiko 6154-640
• Seiko 7165-919
• Seiko 4570-208
• Seiko 6622-155
• Seiko 6155-469