What Is a Fake Cartier Tank 8240029?
A fake Cartier Tank 8240029 is a replica Cartier Tank watch sold under the listing code 8240029. That number is not a Cartier reference. It comes from a seller catalog, an auction lot, or a marketplace listing, so the watch behind it can be any Tank model: Tank Must, Tank Solo, Tank Française, or Tank Louis Cartier.
Because the code says nothing about the watch, the first question for any seller is simple. Ask which Tank line, which case size, and which movement the code points to. If the seller cannot answer, the listing is a stock photo with no fixed product behind it.
Is 8240029 a Real Cartier Reference Number?
No. Cartier reference numbers use a letter prefix followed by digits. Tank Must models carry codes like WSTA0041, Tank Solo uses the W520 series, and Tank Louis Cartier uses WGTA codes. A bare seven-digit number with no prefix belongs to the reseller, not to Cartier.
How Cartier Reference Numbers Work
- Prefix letters point to the model family: WSTA for steel Tank Must, W520 for Tank Solo, WGTA for Tank Louis Cartier.
- The digits after the prefix identify case metal, size, and strap or bracelet option.
- Gold models use a different prefix than steel models, so two Tanks that look alike can carry codes that share nothing.
Check any code against the Cartier site or a resale database such as Chrono24. If the number returns nothing, it is not a Cartier reference.
What to Check on a Replica Cartier Tank
Replica quality varies more than the price suggests. Four areas separate a watch that looks right on the wrist from one that falls apart under close inspection.
Case Size and Shape
The Tank case is a rectangle with curved brancards and a flat profile. Case dimensions sit in a narrow band: small Tanks run about 29 x 22 mm and large Tanks about 34 x 25 mm, with Tank Française models closer to square.
A wrong case is the easiest tell. Copies that stretch the rectangle or thicken the profile read as generic dress watches, not Tanks.
Dial and Hands
- Roman numerals in a serif typeface, with the Cartier name tucked inside the numeral at 7 o'clock on many models.
- Blued steel sword hands, not painted or black-coated ones.
- A minute track printed as a rail road, known as chemin de fer.
- A clean inner rectangle that frames the numerals and stays centered.
Look at the numeral VII with a loupe. A hidden signature printed there, or a blank space where one should be, tells you which factory built the dial.
Movement
Genuine Tanks run on quartz in the Must and Solo lines and on a hand-wound mechanical caliber in the Louis Cartier line. Replicas use quartz, or automatic movements that add a sweeping seconds hand. A hand-wound Tank with a ticking quartz movement is a mismatch.
Crown, Cabochon, and Caseback
- Crown: fluted or octagonal, set with a blue spinel or sapphire cabochon.
- Caseback: engraved with reference, serial, and metal purity marks on genuine pieces.
- Case lines and screws should match the metal color, with no chrome plating over brass on the high tier.
Strap and Clasp
Cartier fits alligator or calf straps with a folding deployant clasp. Cheap copies ship with stiff PU leather and a pin buckle. The clasp is where most buyers look first, so it is worth a close photo.
Replica Cartier Tank Tiers and Prices
Replica Tanks fall into three loose tiers, and the gap between them is visible from arm's length.
- Entry tier, about $30 to $90: quartz, plated case, mineral glass, printed dial details.
- Mid tier, about $100 to $250: 316L stainless steel, sapphire crystal, cleaner dial printing, quartz or basic automatic.
- High tier, about $280 to $600: correct case proportions, factory-style dial with hidden signature, Swiss or Japanese movement, sapphire cabochon.
Price is a rough guide. What matters is the specific watch in the photos, not the tier label a site applies to it.
How to Spot a Fake Cartier Tank When Buying Used
If you are shopping for a genuine pre-owned Tank, the same details work in reverse. Run these checks before money changes hands.
- Check the reference number against Cartier or a resale database. No match, no sale.
- Weigh the case in your hand. Solid gold feels dense. Plated brass feels light and warm.
- Look at the cabochon. Genuine stones sit flush in a polished setting and show no glue line.
- Turn the watch over. Engravings on real Cartier casebacks are crisp, deep, and aligned to the case.
- Ask for the papers and service history. A Tank with neither is priced as a watch with neither.
- Have a watchmaker open the caseback. A movement swap takes seconds to spot.
FAQ
Is buying a fake Cartier Tank legal in the US?
Selling or importing counterfeit goods is illegal under US trademark law, and Customs and Border Protection can seize shipments. Rules differ by country, so check your own import laws before ordering.
Do replica Cartier Tanks keep time?
Quartz replicas keep time as well as any quartz watch and need a battery every two to three years. Automatic replicas can run within a few seconds a day if the movement is a known caliber, and worse if it is not.
Can a jeweler tell a replica Cartier Tank?
Yes, in most cases and in under a minute. Jewelers check caseback engravings, the movement, and the weight of the gold. High tier replicas fool casual observers, not trained eyes with the watch in hand.
Does a replica Cartier Tank hold value?
No. Replicas lose value the moment they ship and have no resale market. Genuine Tanks hold value better than most steel dress watches, though the Must and Solo lines are not investment pieces.
What does "Tank" mean in Cartier Tank?
The name comes from the Renault FT tank of World War I, whose treads inspired the case shape. Louis Cartier designed the watch in 1917, and it entered the Cartier catalog in 1919.