If you are searching for a fake Fifty Fathoms 1953 5050, the short answer is this: replica versions copy the silhouette of Blancpain's 1953 dive watch convincingly at arm's length, but they rarely match the original in case finishing, movement quality, or water resistance, and buying one carries real legal and financial exposure. The criteria this guide uses are case accuracy, dial and hands, movement, sealing, and legal risk.
What the 1953 Fifty Fathoms actually is
Blancpain released the Fifty Fathoms in 1953 as a purpose-built dive watch for military and professional divers, with a rotating bezel, strong lume, and a case built to survive water and shock. The number 5050 gets attached to it in forum posts and listings, but the original model predates Blancpain's modern reference system, so early examples are usually described by case size, bezel type, and dial variant instead of a tidy numeric code. That matters when you shop, because a seller quoting a specific reference number for a 1953 piece is already using loose language.
What replica versions usually get right
- Overall proportions: modern replicas generally nail the 41mm-ish case, the domed crystal profile, and the general bezel width at a glance.
- Dial layout: the printed indices, sword hands, and simple no-date look are easy to reproduce on a printed dial, so the front reads correctly from a normal distance.
- Visual weight: on a vulcanized rubber or leather strap, the watch photographs very close to the original for social media and casual wear.
Where replica versions fall short
- Case finishing: sharp lug edges, fuzzy brushing, and soft bevels show up under a loupe and often on a phone macro shot.
- Movement: expect a generic automatic or a quartz substitute rather than a period-correct automatic, and expect service options to be limited.
- Lume: replica lume is typically weaker and fades faster than the original's radium or later tritium-style applications.
- Sealing: a claimed depth rating on a replica is marketing, not engineering. Without pressure testing, water resistance is a guess.
- Bezel action: reverse-engineered click springs often feel gritty or loose, and alignment is frequently a degree or two off at 12.
How to evaluate one before you commit
- Ask for macro photos of the caseback, crown, and bezel edge. Replicas hide their worst work there.
- Ask what movement is inside and who can service it. An unserviced generic movement is a future paperweight.
- Assume no water resistance unless a pressure test is documented by someone independent of the seller.
- Check the lug-to-lug measurement against your wrist, not against the marketing photos.
- Confirm the return policy in writing before money moves.
Legal and practical risk
Counterfeit watches are illegal to import and sell in the United States, and customs authorities seize them at the border. Buyers can lose the watch and the money, and reselling one can expose you to trademark liability. Outside the legal side, the practical problem is support: no authorized service center will touch a counterfeit, parts do not interchange with the genuine article, and resale value is close to zero.
If you want the look without the counterfeit
The honest alternative is a legal homage or a modern dive watch that borrows the same design language, historically a rotating bezel, high-contrast dial, and a rubber strap. You give up the name on the dial and get a warranty, serviceability, and a watch that can actually get wet. For most people who like the 1953 Fifty Fathoms look, that trade is worth taking.
Recommendation by use case
If you want a pool-safe daily wearer and care about service, skip the replica and buy an homage or a modern diver. If you collect vintage and want the real thing, save for an authenticated example with paperwork. If you only want a photo prop and accept that it may never see water, treat a replica as a costume piece, not a watch, and price it accordingly.