Seiko Cal. 7131 - 920

This Automatic model from 1991 features a 38mm Hardlex-Coated Steel case. With its 18mm lug width and 8.2mm profile, it sits comfortably on most wrists. [seikata-wm-c82df52fec39]

Also known as: Crown

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

8.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

50m

Dial Color

Silver

Jewels

18j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1991

Related Models

• Seiko 6295-789
• Seiko 0746-845
• Seiko 6615-518
• Seiko 0731-833
• Seiko 6211-618
• Seiko 7111-410
• Seiko 6238-344
• Seiko 6625-939
• Seiko 6369-583
• Seiko 7147-801
• Seiko 4431-639
• Seiko 5215-921