H. Moser & Cie Mayu
| Brand | H. Moser & Cie |
| Name | Mayu |
| Reference | 321.503-010 |
| Diameter | 39 mm |
| Material | Other Case, Stainless Steel Strap |
| Features | No date, Small Seconds, Water resistant to 100 ft |
| Movement | Manual Mechanical Power Reserve 3 days |
| Price | About $13,712 France - about €9,900 |
