Short answer: a "fake Villeret 6654" is any watch built to look like the Blancpain Villeret Quantième Complet ref. 6654 but not made by Blancpain. Two things decide what you actually receive: whether all three calendar displays and the moonphase truly work, and whether the case, dial, and hands hold up under close inspection. Cheap versions print a moonphase that never moves and glue on a date hand. Better replicas run a working complete calendar module and get the dial proportions close. The difference shows the moment you set the watch.
What the real 6654 does
Blancpain's 6654 is a 40 mm automatic complete calendar with roughly 72 hours of power reserve. Day, date, and month sit in three separate apertures, a blued serpentine hand points to the date around the dial, and the moonphase occupies 6 o'clock. Setting runs through correctors hidden under the lugs instead of pushers on the case flank. That layout is the benchmark every fake is measured against.
- Caliber 6654, automatic, about 72 hours of reserve
- 40 mm case, just under 12 mm thick in steel
- Under-lug correctors for day, month, and moonphase
- Opaline dial with applied gold Roman numerals
The three replica tiers
- Street level. Quartz or basic automatic. Fixed moonphase disc, dead month window, printed details. Weight gives it away.
- Mid tier. Working day and date on a Miyota or Seagull base. The month aperture stays put and the moonphase turns on a wheel that rarely matches the real lunar date.
- Top tier. Full complete calendar module, correctors in the correct position, decorated rotor, clean dial printing. This is where the money goes.
Inspection checklist
- Set the watch to 11:58 pm and watch what happens at midnight. Day, date, and month should all roll over; a date jump alone means the rest is cosmetic.
- Press each under-lug corrector with the tool that came in the box. A corrector that spins free or does nothing is a dead giveaway.
- Wind the crown forward through a full month and count the moonphase steps. It should advance once per day, not once per crown rotation.
- Study the moonphase disc under a loupe. Look for a gold moon face, clean stars, and no pixelated print.
- Check the date hand. A blued serpentine hand should have a sharp profile and a clean tip, not a painted plastic pointer.
- Measure the case with calipers. Anything past 41 mm or below 39 mm is off spec.
- Read the caseback engraving. Reference, serial, and Swiss Made lines should be crisp and shallow, not laser-etched mush.
- Weigh the watch and shake it near your ear. A rattle or a hollow caseback points to a thin stamped case.
Movement tells
Ask for a photo of the movement before you pay. A complete calendar needs a module stacked on the base caliber, and you should see that stack. Look for perlage on the bridges, blued screws, and a signed rotor. A plain undecorated movement in a budget watch is normal. A heavily decorated movement that copies Blancpain finishing but sits in a thin case is a warning that the photos came from another seller.
Red flags
- Aperture windows that sit at different heights or cut into the Roman numerals
- A moonphase that shows a full moon every night
- Correctors swapped for recessed pushers on the case side
- Swiss Made on the dial with a Chinese movement code visible through the back
- Sellers who advertise with photos of the genuine watch and ship something else
Legal and practical notes
Replicas copy protected designs, and US Customs can seize shipments at the border. That risk falls on the buyer. No replica carries a Blancpain warranty, and a complete calendar module needs cleaning every few years regardless of who built it. Factor a service into the price before you commit.
Before you commit
- Request timestamped photos and a short video of the calendar changing at midnight.
- Confirm the corrector tool is included in the sale.
- Get the return window in writing.
- Pay with a method that allows a dispute.