Seiko Cal. 6131 - 112

The Seiko 6131-112 represents an important milestone in Seiko's 1997 lineup. The Fixed bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-7605eacb6dc9]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

15.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

70m

Dial Color

Green

Jewels

18j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1997

Related Models

• Seiko 4475-271
• Seiko 0711-291
• Seiko 4470-616
• Seiko 7150-636
• Seiko 5645-201
• Seiko 0712-677
• Seiko 5644-197
• Seiko 4482-392
• Seiko 0721-501
• Seiko 0743-444
• Seiko 5229-902
• Seiko 5290-789