DESCRIPTION
| Brand: | Alpha |
| Model: | Jumping Hour |
| Movement: | automatic |
| Functions: | Hours, minutes |
| Dial: | Jump hour dial in the style of the Tank à Guichets |
| Case Size: | 30mm (strap width: 22mm; lug-to-lug: 47mm; thickness: 12mm) |
| Crystal: | Sapphire |
| Bracelet: | Handmade leather strap by Spacetime with buckle |
| Year: | 1990 |
| Box & Papers: | No |