Vacheron Constantin Patrimony Date 40mm Blue Dial Blue Leather 9015

For collectors comparing production batches of the Vacheron Constantin Patrimony Date 40mm Blue Dial Blue Leather 9015, this Verified 1:1 Factory release stands out for its Solid 316L Stainless Steel (Satin & Mirror Finished) finishing (40MM (1:1 Factory Dimensions)) and regulated 1:1 Cloned Swiss Automatic Calibre (28,800 vph) movement (48–70 Hour Power Reserve).

Inside the 1:1 Cloned Swiss Automatic Calibre (28,800 vph) Architecture

The balance wheel oscillates at a true 28,800 vph, producing a smooth sweep across the dial. Paired with an AR-treated sapphire crystal and solid-link clasp hardware, it captures the exact wrist feel of the reference.

Timegrapher Verification & Hydrostatic Testing

We never ship blind from a warehouse shelf. Within 48 hours of ordering the Vacheron Constantin Patrimony Date 40mm Blue Dial Blue Leather 9015 (Ref. SW-25506), our watchmakers film your watch running live on the timegrapher and pressure tester so you can verify dial alignment, amplitude, and beat error firsthand. Once approved, it dispatches via customs-cleared express courier with a 3-year mechanical warranty.