The short answer
If you are shopping for a fake Drive 42mm gold watch, the honest buying advice is to walk away before money changes hands. Cartier's Drive de Cartier line is discontinued, and the vast majority of "42mm gold" replicas sold through social media sellers are gold-plated steel or brass in a generic case, with a case size that does not match Cartier's published specs, a caseback serial that matches nothing, and a movement no watchmaker will service. They also cannot be legally imported into the United States. A genuine pre-owned Drive de Cartier in 18k gold costs more up front, keeps a resale market, and can be authenticated in minutes. Buy real, or buy a different watch.
Why the "42mm gold" listing is a warning sign
The Drive de Cartier family shipped in several sizes across steel, gold, and gem-set versions. Sellers of replicas tend to flatten all of that into one number, and "42mm gold" is a common catch-all label pasted onto whatever case the factory had on hand. When a listing cannot name the exact reference, the caliber, and the year of production, you are not looking at a watch with a spec sheet. You are looking at a template.
What to check on any Drive de Cartier you are offered
Case and gold content
- Look for a 750 or 18k hallmark stamped inside the caseback, plus the Swiss assay mark for gold.
- Weigh it in your hand. A solid 18k case in this size class has real mass; a plated case feels hollow and light.
- Measure the case yourself with calipers and compare the reading to Cartier's official published dimensions for that reference.
Dial, crown, and movement
- The crown should carry a blue sapphire or spinel cabochon set flush, not a painted dot.
- Print quality on the dial matters. Look at the Cartier signature under magnification; fakes show thick, uneven strokes and drifting baseline alignment.
- Ask for a movement photo. Cartier automatics beat at 28,800 vibrations per hour, and a timegrapher reading will show rate and amplitude.
Papers and provenance
- Caseback serial, warranty card serial, and movement number must all agree.
- Ask for the original purchase receipt, service records, and box. A complete set is harder to fabricate than a watch alone.
Pitfalls that cost buyers money
- Wire transfer or crypto only. Legitimate sellers accept methods with buyer protection.
- Photos lifted from auction listings. Reverse image search before you commit.
- Grade labels such as AAA or 1:1. Those are marketing tiers, not quality standards.
- Prices far below the pre-owned market. The gap is the tell.
- Pressure to decide today. Authentic pieces sit on the market for weeks.
FAQ
Does Cartier still make the Drive de Cartier?
The line has been phased out, so current stock sits in the pre-owned and vintage dealer market. That makes paperwork and service history more important, not less.
Is 42mm a real Drive size?
Verify any size claim against Cartier's own reference data. If a seller insists on 42mm but cannot name the reference, treat the listing as suspect.
Can a jeweler confirm the gold?
Yes. A bench jeweler can test purity with acid or X-ray fluorescence, and a watchmaker can inspect the movement and caseback engraving quality.
What happens if customs seizes a replica?
Counterfeit goods are subject to seizure and destruction, and the buyer can face civil penalties. The money is gone either way.