Made for the ages, the Synchronar 2100 is a solar-powered watch designed to run for a century. It has a built in calendar that goes until the year 2100 and is self-powered so that you could wear it every day of your life. It was truely space age technology when it was release more than 50 years ago.
| Company | Rieh |
| Year | 1972 |
| Cell Type | Clothing, Mono-crystalline, Silicon |
| Location | MOSE |
| Part No. | Synchronar 2100 |
| Primary Use | Consumer, |
| Materials | stainless, plastic |
| Size | 40.8x38.5x11.8mm |
| Weight | 55g |
| Acquisition | Purchased |
