| Model | Round model K18 yellow gold |
| Reference | C25194 |
| Year of Production | 1970's |
| Movement | Manual winding (Cal.2080) |
| Country of Origin | Switzerland |
| Water Resistance | non-waterproof |
| Case Diameter | 31mm |
| Case Material | 18k yellow gold |
| Crystal | sapphire crystal |
| Lug Width | 18mm |
| Buckle Width | 14mm |