Seiko Cal. 7131 - 259

The Seiko 7131-259 represents an important milestone in Seiko's 1979 lineup. Powered by the 7131 caliber with 29j jewels beating at 36,000 bph, it delivers a 60 hours power reserve. [seikata-wm-4853cc0ba922]

Also known as: Tuna, Emperor

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

41mm

Case Thickness

15.9mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Silver

Jewels

29j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1979

Related Models

• Seiko 5625-608
• Seiko 6211-567
• Seiko 5261-686
• Seiko 0765-743
• Seiko 0728-676
• Seiko 6268-408
• Seiko 7132-941
• Seiko 6180-297
• Seiko 0712-708
• Seiko 0782-876
• Seiko 7081-659
• Seiko 4466-890