The short answer: if you want the look and function of the Blancpain Villeret Complete Calendar 6654-1127-55B, the strongest route is a pre-owned or certified secondhand genuine watch, and the second strongest is a documented homage from a brand that puts its own name on the dial. A counterfeit carrying the Blancpain name is the weakest option on every criterion that matters. This guide compares the routes on four points drawn from how the watch actually works: the complete calendar and moonphase layout, case and dial finishing, the movement you can see through the caseback, and what happens when the watch needs service. It does not point to sellers, because trafficking in counterfeit watches is illegal in the United States.
What the 6654-1127-55B actually is
The reference sits in Blancpain's Villeret line. It is the Complete Calendar: a stainless steel case of roughly 40 mm, an opaline dial, applied Roman numerals, a serpentine date hand, day and month apertures below twelve, and a moonphase at six o'clock. The calendar is set by recessed correctors hidden under the lugs rather than by pushers on the case band. Inside is caliber 6654, an in-house automatic with a power reserve in the region of three days. Blancpain reference suffixes encode case, dial and strap combinations, so the 1127 and 55B blocks describe this specific configuration rather than the movement.
That combination is the reason the watch is copied. A moonphase calendar looks expensive from across a room, and the real thing is a five-figure purchase. The gap between what the design promises and what a fake costs is the entire commercial engine behind the replica market.
Criterion 1: Legal exposure in the US
Counterfeit watches are not a gray area. Trafficking in goods bearing a counterfeit mark is a federal crime under 18 U.S.C. Section 2320, and civil liability follows under the Lanham Act. Import shipments are subject to seizure by Customs and Border Protection, and the buyer is the one holding the package when it is stopped. A watch shipped from China with a Blancpain logo on the dial is infringing merchandise regardless of what the listing calls it. Nothing in the listing changes that, and no seller can indemnify you.
Criterion 2: Movement and complication fidelity
This is where the reference separates good replicas from bad ones, and where the whole category struggles. A genuine complete calendar uses a purpose-built movement with a stacked calendar mechanism and a real moonphase disc that tracks the lunar cycle at the correct rate. Many counterfeit versions fake the display: the moonphase becomes a day and night indicator that rotates once per 24 hours, and the day and month discs jump on a generic module bolted onto a base movement. The result looks correct on the wrist and behaves wrong on the calendar.
- Real risk: calendar module failures, misaligned discs, and date changes that land between numbers.
- Real risk: no corrector geometry under the lugs, so setting the calendar means pressing something that was never designed for it.
- What to check on any watch: whether the moonphase advances in sync with the lunar month rather than with the sun.
Criterion 3: Case and dial finishing
Blancpain's Villeret cases are defined by thin, polished lugs and a bezel with a soft step. Copies tend to thicken the case to fit a third-party movement, which throws off the profile and the strap gap. Dial details give it away: the printing weight on the Roman numerals, the sharpness of the moonphase aperture, the finish on the serpentine date hand, and the alignment of the three calendar apertures. Photographs on a listing page are chosen to hide exactly these points.
Criterion 4: Service, parts and ownership
A complete calendar is a watchmaker's watch. It needs periodic service, correct lubrication for the calendar works, and parts that exist. An authorized Blancpain service can handle the genuine article. A counterfeit has no parts pipeline, no service documentation, and no manufacturer support, so a failed calendar module usually means the watch is finished. That is the hidden cost that never appears in the listing price.
Option A: Pre-owned or certified secondhand genuine 6654
The reference trades on the secondary market, and a complete set with box and papers is the cleanest ownership path.
- Pros: real caliber 6654 with true moonphase, serviceable by the manufacturer, holds residual value, fully legal, no import risk.
- Cons: highest upfront cost, condition varies, and calendar watches deserve a pre-purchase inspection.
Use case: anyone who wants this specific dial and complication and intends to keep or resell the watch.
Option B: Homage and tribute watches
Several independent brands build moonphase calendars with a similar layout under their own trademarks.
- Pros: legal, own-brand warranty, documented movements, a fraction of the price of the original.
- Cons: the name on the dial is different, finishing will not match, and some homages drift close to copying protected design elements.
Use case: buyers who want the moonphase calendar look on a normal budget and value a warranty over a logo.
Option C: The counterfeit route
- Pros: lowest sticker price, and the dial carries the intended name.
- Cons: illegal to import and traffic, no service or parts, frequent calendar and moonphase failures, unpredictable case dimensions, zero resale, and no recourse if the watch arrives broken or never arrives.
Use case: none that survives contact with the legal and servicing realities. If the goal is the look, Option B gets you there. If the goal is the watch, Option A is the watch.
How to spot a counterfeit 6654-1127-55B
- Look under the lugs for recessed calendar correctors. Their absence is decisive.
- Watch the moonphase over several nights. A 24-hour rotation is a day and night disc.
- Check case thickness against a documented 40 mm reference. Extra depth means a substituted movement.
- Inspect the caseback view: finishing on the bridges and rotor engraving should match the maker's standard, not a generic plate.
- Compare aperture alignment. Crooked day and month windows are common on copies.
- Weigh the paperwork. Serial numbers, service history and a matching certificate are hard to fake convincingly.
Bottom line
The 6654-1127-55B is desirable because of a genuinely well-executed complete calendar, not because of the logo alone. A counterfeit reproduces the logo and imitates the calendar. Buy the complication or buy a homage that honors it, and skip the version that cannot be serviced, cannot be legally imported, and cannot be resold.