Seiko Cal. 7131 - 422

The 7131-422 is a sought-after Automatic piece from Seiko's golden era. The Inner Rotating bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-ad98aac1e473]

Also known as: Sumo, Golden Tuna

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

9.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Champagne

Jewels

32j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1992

Related Models

• Seiko 6130-845
• Seiko 7047-345
• Seiko 4591-241
• Seiko 4589-812
• Seiko 5696-421
• Seiko 3824-178
• Seiko 4590-972
• Seiko 6378-277
• Seiko 7078-810
• Seiko 5279-162
• Seiko 7064-815
• Seiko 5264-642