Seiko Cal. 7131 - 311

This Kinetic model from 1975 features a 40mm Stainless Steel case. It features a Cream dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-cc1e512696d1]

Also known as: Bellmatic, Sea Horse

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

14.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Cream

Jewels

26j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1975

Related Models

• Seiko 6296-641
• Seiko 4585-510
• Seiko 5656-879
• Seiko 5682-287
• Seiko 6613-990
• Seiko 7065-613
• Seiko 4514-635
• Seiko 4467-990
• Seiko 6128-849
• Seiko 4546-674
• Seiko 6650-374
• Seiko 7130-754