| eliminate timekeeping e… | 0.44 |
| be an engineering feat | 0.41 |
| vibrate on spiral hairs… | 0.31 |
| use spring | 0.25 |
| become obsolete | 0.25 |
| return the balance wheel | 0.23 |
| suffer long term damage | 0.16 |
| enjoy resurgence | 0.16 |
| periodic maintenance | 0.59 |
| cleaning | 0.31 |
| more expensive | 0.59 |
| automatic | 0.55 |
| accurate | 0.54 |
| less accurate | 0.43 |
| more sensitive | 0.25 |
| useful | 0.16 |
| thick | 0.16 |
| watch | 0.70 |
| self-winding | 0.52 |
| a wind-up watch | 0.25 |
| serviced | 0.80 |
| wound | 0.72 |
| maintained | 0.35 |
| powered by mainspring | 0.31 |
| developed | 0.31 |
| allowed to vary +6/-4 s… | 0.25 |