A fake Ballon Bleu 33672 is a replica of the Cartier Ballon Bleu de Cartier listed under the catalog number 33672, which is a seller SKU rather than an official Cartier reference. Real Cartier model numbers use a W prefix followed by digits and letters, such as W6920046 for a 33mm steel Ballon Bleu. Any listing that names the watch only as 33672 is selling a replica or "first copy" piece, not a genuine watch.

What does the number 33672 mean on a Ballon Bleu listing?

The number 33672 is an internal inventory code used by replica sellers to track one specific build of the watch. It tells you nothing about the original brand reference, and no Cartier service center can look it up. If a seller presents 33672 as the model number, treat the piece as a copy.

Which real Ballon Bleu does 33672 usually copy?

Most 33672 listings mirror the 33mm steel Ballon Bleu: a round case about 9.9mm thick, a fluted crown guard, a blue synthetic spinel cabochon, a silvered guilloche dial, blued sword-shaped hands, and a steel bracelet. Some sellers stretch the same code to 36mm or 42mm versions. Always confirm the case diameter and movement before ordering, because the SKU alone does not fix the specs.

How do you tell a fake Ballon Bleu from a genuine one?

• Caseback engraving. Genuine pieces carry deep, crisp laser etching with a correct W reference and a serial that matches the paperwork. Replicas often show shallow, rounded lettering and mismatched numbers.
• The cabochon. The real crown stone is a blue synthetic spinel with an even color and a smooth dome. Budget replicas use glass or plastic that looks cloudy or too bright.
• Dial work. The guilloche pattern should be concentric and uniform, with a clean "Cartier" signature inside the VII sector and sharply cut Roman numerals.
• Beat rate. A genuine automatic runs at 28,800 vibrations per hour, or 8 beats per second. Many replicas use a low-beat movement that visibly ticks 6 times per second.
• Weight and finish. A 33mm steel Ballon Bleu on bracelet weighs roughly 100 grams. Hollow or plated copies feel light, and the clasp edges catch on skin.
• Date window. It should sit centered at 3 o'clock, align with the numerals, and use a matte white disc.

What quality tiers do replica sellers use?

Replica listings are graded in tiers that sellers call first copy, AAA, or 1:1. The tier drives the movement, the crystal, and the case finish. A first copy tier typically pairs a Japanese automatic with a sapphire crystal, while cheaper tiers fall back to quartz and mineral glass.

Is buying or selling a fake Ballon Bleu legal in the United States?

No. Counterfeit watches infringe Cartier's registered trademarks, and importing or selling them is illegal under 18 U.S.C. 2320 and 19 U.S.C. 1526. U.S. Customs and Border Protection can seize shipments, and buyers get no warranty, no service support, and no resale value.

Frequently asked questions

How much does a fake Ballon Bleu 33672 cost?

Prices run from about $60 for a quartz piece to $300 or more for a high tier automatic copy. Cost tracks the movement and crystal, not the number 33672 itself.

Can a jeweler spot a fake Ballon Bleu 33672?

Yes, and usually within seconds. Opening the caseback, checking the beat rate, and weighing the watch reveal a replica almost at once.

Does a fake Ballon Bleu 33672 hold value?

No. There is no collector market for counterfeits, and Cartier will not service or authenticate one. Resale value is effectively zero.

What is the safest way to check a Ballon Bleu before buying?

Ask for the W-prefixed reference, the serial number, and the original box and papers, then verify the reference against Cartier's own catalog. A five-digit code such as 33672 is not a Cartier reference and should end the conversation.