Before you buy a replica Blancpain 6654, decide which feature matters most: a working complete calendar and moonphase or a convincing look on the wrist. Most first copy versions fall into two groups, those with a real calendar module and those with a decorative dial. Put your budget into the movement and dial printing. Do not pay extra for a box, papers, or a brand name that adds nothing to how the watch wears.

What the Blancpain 6654 Is

The Blancpain 6654 belongs to the Villeret collection. It is a complete calendar watch with a moonphase display. The dial shows day, date, month, and moonphase. The original uses an automatic movement with a power reserve of 72 hours. The case is 40mm wide and about 10.7mm thick. Those numbers matter because a replica that is too thick or too wide will not sit the same way on your wrist.

What to Look For in a Replica Blancpain 6654

Movement and Complications

Ask the seller if the calendar and moonphase work. Many cheap replicas print the subdials and glue a moon disc that never moves. A good first copy uses a modified automatic movement with a calendar module. The moonphase should advance once per lunar month. The day, date, and month should change at midnight or near it. If the seller cannot confirm that the complications function, treat the watch as a costume piece.

Dial and Printing

Look at photos of the dial up close. The Roman numerals should be crisp. The brand name and the words Complete Calendar should be sharp, not blurry or too bold. The moonphase disc should have a deep blue background with a clean moon and stars. On low-quality replicas, the moon looks like a yellow sticker and the stars are printed with a dot matrix pattern. The date hand should point to the correct date without a gap. Check the correctors on the side of the case. They should line up with the pushers on the original.

Case and Finishing

The case should be polished on the bezel and brushed on the sides, or the other way around, depending on the version. Edges should feel smooth, not sharp. Lugs should be drilled or not drilled to match the reference you want. The crown should have a clean logo and turn without grinding. The caseback should have the right engraving depth. Deep, crisp engraving is a sign of better machining.

Strap and Clasp

A replica often saves money on the strap. A thin, stiff leather strap with a plastic feel will make the watch look cheap. Look for a strap with stitching that matches the original color. The clasp should close with a solid click and not have rough edges. If the clasp is a deployant, check that it folds without pinching.

Parameter Bands That Matter

• Case diameter: 40mm. Anything under 38mm or over 42mm will look wrong.
• Case thickness: 10.5mm to 11.5mm. If it is over 12mm, the watch will sit high.
• Lug width: 22mm. This is the strap size. A 20mm or 24mm strap will not fit.
• Lug to lug: about 48mm. Check this if you have a small wrist.
• Water resistance: 30m to 50m at best. Do not swim with a replica.
• Power reserve: 40 to 72 hours. A low reserve means the watch stops overnight.

Common Pitfalls

• Non-working moonphase. It is the most common flaw.
• Misaligned date window or date hand that points between numbers.
• Wrong font on the dial, especially the Blancpain name.
• Case that is too thick because of a cheap movement spacer.
• Correctors that are just for show and do not push.
• Plating that wears off on the rose gold versions within months.
• Rotor that spins loudly or wobbles.
• Crystal with a blue tint instead of clear anti-reflective coating.

FAQ

Does the moonphase work on a replica Blancpain 6654?

On better replicas, yes. The moonphase disc is driven by the calendar module and advances once per lunar month. On cheaper versions, the moonphase is fixed and only moves if you set it by hand, if at all.

Can I service a replica Blancpain 6654?

Most watchmakers will not service a replica. Some independent shops will clean and oil a common automatic movement, but parts for the calendar module can be hard to find. Plan to replace the watch if it stops.

How can I spot a low-quality replica before buying?

Ask for a video of the watch running. Watch the date change and the moonphase. Ask for a close-up of the dial printing and the caseback. If the seller only shows stock photos, walk away.

Is a replica Blancpain 6654 worth it?

If you want the look and a working calendar, a mid-tier replica can be a fun watch. If you need reliability or water resistance, save for a different watch. A replica is not an investment and will not hold value.