Seiko Cal. 6137 - 180

The Seiko 6137-180 represents an important milestone in Seiko's 1971 lineup. The Bidirectional bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-8d342d772909]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

12.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Burgundy

Jewels

23j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1971

Related Models

• Seiko 6172-656
• Seiko 5262-919
• Seiko 4515-233
• Seiko 5672-930
• Seiko 6138-426
• Seiko 0742-283
• Seiko 6136-812
• Seiko 6126-442
• Seiko 6696-964
• Seiko 7116-689
• Seiko 6127-521
• Seiko 7181-522