Jaeger-LeCoultre caliber 631
| Brand: | Jaeger-LeCoultre |
|---|---|
| Reference: | 631 |
| Movement: | Quartz |
| Display: | Analog |
| Jewels: | 25 |
| Date: | Date |
| Chronograph: | Chronograph |
| Hands: | Hours, Minutes, Small Seconds |
Description
The JLC caliber 631 'Mechaquartz' caliber is a movement with a quartz base powering a mechanical chronograph; it has a total of 233 parts and can be considered quite complicated. It was most notably used by JLC itself and IWC.
