A vintage Seiko Chronos Ref No 7431-5400 made in March 1986, featuring a quartz movement and running perfectly fine. The watch has a 28 mm case and comes with an aftermarket solid bracelet.

• Condition: good
• Case size: 28 mm
• Lug-to-lug length: 35 mm
• Bracelet type: aftermarket solid bracelet

This elegant vintage Seiko Chronos Ref No 7431-5400 features a quartz movement cal. 7431, with a new battery installed and runs perfectly fine.

• Condition: Good condition
• Case size: 28 mm
• Lug-to-lug: 35 mm
• Bracelet size compatibility: up to wrist size 20.5 cm / 8 inch

This vintage Seiko Chronos Ref No 7431-5400 is a stylish timepiece made in November 1989. The watch features a 28 mm case, 35 mm lug-to-lug, and comes with a solid aftermarket bracelet that fits up to wrist size 20.5 cm / 8 inch.

• Condition: good condition
• Case size: 28 mm
• Lug-to-lug length: 35 mm