Short answer
There is no Omega Globemaster Worldtimer in the Omega catalog. The Globemaster is a 39 mm Master Chronometer and annual-calendar line. The world-time complication lives in the Seamaster Aqua Terra family. Listings that sell a replica Globemaster Worldtimer blend two separate real watches into one invented name, and that is the first thing to catch before any money changes hands.
What the two real lines actually are
- Globemaster (2015): 39 mm case, fluted tungsten-carbide bezel, pie-pan dial, Calibre 8900 or 8901 Co-Axial Master Chronometer, METAS certified, resistant to 15,000 gauss.
- Globemaster Annual Calendar (2016): 41 mm case, Calibre 8922 or 8923, month hand at 12 o'clock, same bezel and pie-pan dial language.
- Seamaster Aqua Terra Worldtimer (2017): 43 mm case, Calibre 8938, laser-ablated titanium globe dial, 24-hour ring and city ring around the chapter.
When a seller places a Globemaster case and pie-pan dial next to a world-time city ring, the reference does not exist. Ask which catalog number it copies and there is no correct answer to give.
How to check a listing that uses this name
- Ask for the reference number in writing, then match it against the Omega catalog listing.
- Request a caseback photo. Genuine Globemaster watches show the observatory medallion, the words MASTER CHRONOMETER, and an eight-digit serial.
- Ask for a movement photo. Copies use generic automatic movements with no Co-Axial escapement and no METAS certificate.
- Measure the case. A 39 mm Globemaster and a 43 mm Aqua Terra Worldtimer are different sizes, so a 42 mm Globemaster Worldtimer matches neither.
- Study the bezel finish. Tungsten carbide has a flat grey mirror tone that polished steel does not reproduce.
- Compare the asking price against authorized-dealer retail, then against the pre-owned market for the genuine reference.
- Ask who services it. A real Omega can be repaired by Omega. A copy cannot.
What a counterfeit costs you
A counterfeit watch carries no manufacturer warranty, no METAS certification, and no parts support. US Customs and Border Protection seizes counterfeit goods at the border, so a shipment can be destroyed before it reaches you, and the FTC notes that selling counterfeit goods is illegal. Resale value sits near zero, and any watchmaker who opens the case will identify it in minutes.
Better routes to the same look
If the pie-pan dial and fluted bezel are what draw you in, buy a genuine Globemaster pre-owned from a dealer who supplies papers. If the world-time function is the point, look at the Aqua Terra Worldtimer or a travel watch from a brand such as Seiko or Christopher Ward. Both come with a real warranty, hold real resale value, and avoid the legal exposure that follows a counterfeit import.