Quick Pick
First pick: a 43 mm steel case with a clone 5A50 GMT movement and a sapphire bezel insert. Price range: $450 to $550. It matches the original case shape, dial layout, and bezel font. The other three options cover smaller wrists, larger wrists, and lower budgets.
The Original Specs
Blancpain makes the Fifty Fathoms GMT. The original uses a steel case. Blancpain lists 300 m water resistance. The caliber 5A50 has a 100-hour power reserve and a silicon balance spring. The bezel insert is sapphire. The watch has a second time zone and a date. Replicas copy the look. They do not copy the movement.
Option 1: 43 mm Clone 5A50
Case: 43 mm. Thickness: 13.5 mm. Lug width: 22 mm. Movement: clone 5A50, 28,800 vph, claimed 100-hour power reserve. Bezel: sapphire insert. Crystal: sapphire with anti-reflective coating. Water resistance: seller claims 50 m. Get a pressure test. Price: $450 to $550. This is the first pick. The case profile and crown guard shape copy the original.
fake fifty fathoms gmt watch price
Option 2: 40 mm Asian 2836 GMT
Case: 40 mm. Thickness: 12.8 mm. Movement: Asian 2836-2 with a GMT module, 28,800 vph, 40-hour power reserve. Bezel: ceramic insert. Water resistance: not rated. Price: $280 to $350. The 40 mm case fits wrists under 17 cm. The GMT hand has a quickset function. The date font differs from the original.
fifty fathoms gmt watch replica features
Option 3: 45 mm Miyota 9015 GMT
Case: 45 mm. Thickness: 14.2 mm. Movement: Miyota 9015 with a GMT module, 24 jewels, 42-hour power reserve. Crystal: sapphire. Bracelet: stainless steel. Price: $320 to $400. The 45 mm case is 2 mm wider than the 43 mm option. The bezel has play at the 12 o'clock mark. Check alignment before buying.
Option 4: 42 mm Budget GMT
Case: 42 mm. Movement: DG3804B GMT, 21,600 vph, 38-hour power reserve. Glass: mineral. Bracelet: folded steel. Price: $120 to $180. The 21,600 vph beat rate is lower than 28,800 vph. Lume is weak. This option suits display only.
What to Check
- Movement: ask for a photo of the balance wheel and rotor.
- Bezel: the sapphire insert should sit flush. The triangle at 12 must align with the dial marker.
- Lume: the original uses Super-LumiNova. Replicas vary. Ask for a lume shot.
- Water resistance: test before any water contact. Seller claims are not proof.
- Paperwork: no replica comes with genuine Blancpain papers.
Legality
Counterfeit watches are illegal to sell in the US and the EU. U.S. Customs and Border Protection can seize shipments. Buy from sellers with a return policy. Treat all specs as seller claims, not facts.