Rolex Day-Date
| Stock Number | 7878 |
| Reference | 1803 |
| Year | 1977 |
| Gender | Men |
| Movement | Automatic |
| Case material | Yellow Gold |
| Diameter | 36 mm |
| Dial Color | White |
| Glass | Plexiglass |
| Waterproof | ------ |
| Bracelet type | Strap |
| Bracelet material | Leather |
| Clasp type | Buckle |
| Clasp material | Steel |
| Original Box | No |
| Documentation | No |
