A fake Rolex Datejust is a watch built to copy the Datejust design without authorization from Rolex. Prices run from about $50 to $650. The genuine steel Datejust 36 (ref. 126234) lists near $8,000 and the Datejust 41 (ref. 126334) near $10,000. No fake carries Rolex parts, Rolex movements, or a Rolex warranty.
What the Genuine Datejust Is
Rolex launched the Datejust in 1945. It was the first self-winding wristwatch with a date window that changed on its own. The line now comes in 28, 31, 36, and 41 mm cases. The 36 mm and 41 mm models use Caliber 3235, a movement with a 70-hour power reserve and a rating of -2 to +2 seconds per day. Cases use 904L stainless steel, which Rolex calls Oystersteel. The fluted bezel on a steel Datejust is solid 18k white gold.
Review of Fake Rolex Datejust: Comparison and Analysis
Points of Difference
- Cyclops: the lens over the date magnifies 2.5x on a genuine Datejust. The date fills the lens. Fakes magnify 1.5x to 2x and the number sits off center.
- Crystal: Rolex puts an anti-reflective coating under the cyclops. The date reads black on white with no color shift. Fake crystals throw a blue or purple tint.
- Rehaut: since 2005 the inner ring between the dial and crystal carries "ROLEX ROLEX" and the serial. Many fakes skip the engraving or cut it shallow.
- Weight: a steel Datejust 36 on a Jubilee bracelet weighs about 126 grams. Common fakes land 20 to 30 grams lighter because they use 316L steel and hollow links.
- Caseback: Datejust casebacks are solid. A display caseback on a watch sold as a Datejust is a sign of a fake.
- Date change: Caliber 3235 snaps the date at midnight. Most fake movements drag the change over 30 to 90 minutes.
- Bezel: solid white gold shows a soft gray luster. Gold plating on a fake wears through at the edges within months.
- Serial: current Rolex serials are eight random letters and digits, engraved between the lugs at 12 o'clock. Fakes repeat known serials across batches.
Movements and Price Tiers
Most fake Datejust watches run a Chinese copy of the ETA 2824 or a Seagull ST6. Those movements beat at 21,600 or 28,800 vibrations per hour. Caliber 3235 beats at 28,800. Accuracy on a fake drifts to 15 or more seconds per day. The $50 to $120 tier uses plated brass cases and mineral glass. The $300 to $650 tier copies the case profile and stamps the dial, but the bracelet finishing and the dial print do not match the original.
Legal Status in the United States
Counterfeit watches are illegal to traffic in the US. 18 U.S.C. § 2320 covers counterfeit goods and carries up to 10 years in prison for a first offense. 19 U.S.C. § 1526 lets US Customs and Border Protection seize and destroy counterfeit merchandise at import. A watch bought from an overseas seller can be held at the border. Resale of a counterfeit as a real watch is trademark infringement and fraud.
What to Check Before You Buy
- Ask for the reference number and compare it against the Rolex catalog. A 126234 has a 36 mm case, a fluted bezel, and a Jubilee bracelet.
- Weigh the watch. A steel Datejust 36 runs about 126 grams.
- Look at the date under the cyclops. It should fill the lens and sit centered.
- Check the inner ring for engraved text.
- Ask for service history. Rolex service records carry the case number and a date.
If the price sits under $4,000 for a steel Datejust, the watch is not genuine. Used steel Datejust 36 models start near $7,000 at retail dealers. Authorized dealers list new stock near $8,000.