Vacheron Constantin 2460 R31L

The caliber 2460 R31L is an automatic movement manufactured by Vacheron Constantin, introduced in 2015 and still in production. It belongs to the 24xx family and features a retrograde date display combined with a leap year indication. The movement is produced in-house, reflecting the manufacture's commitment to vertical integration in its complications. This caliber serves as the basis for several of the brand's contemporary calendar wristwatches.