Louis Erard Regulator
| Brand | Louis Erard |
| Name | Regulator |
| Reference | 50 201 AA 41 |
| Diameter | 40 mm |
| Material | Stainless Steel Case, Leather Strap |
| Features | No date, Small Seconds, Water resistant to 100 ft, Regulator |
| Movement | Manual Mechanical |
| Price | About $1,385 France - about €1,000 |
