The trio of GMT dial colors comes in the same 
link 39mm x 12.7mm 316L steel case as the Lomax, with a 45mm lug-to-lug. Both feature a massively oversized screw-down signed crown, drilled lugs, and a caseback with the outline of the Great Lakes. In fact, the creation of the GMT was mostly born out 
link of the fact that the size difference 
link between movements was so small that Cutter thought it would be "stupid to not try it."