| Brand | Hamilton |
| Name | Jazzmaster Regulator Auto |
| Reference | H42615143 |
| Diameter | 42 mm |
| Material | Stainless Steel Case, Stainless Steel Strap |
| Features | No date, Water resistant to 100 ft, Regulator |
| Movement | Automatic Self-Winding Mechanical |
| Price | United States - about $1,325 |