ETA SA 2893-DIFFERENCES

The ETA 2893 is an automatic movement manufactured by ETA SA in Switzerland, based on the 2892-A2 caliber with the addition of a GMT complication. It operates at 28,800 vph with 21 jewels. The family includes three variations: the 2893-1 features a world time GMT disc with quickset date, the 2893-2 has a central GMT hand with quickset date at 3:00, and the 2893-3 offers a world time GMT disc without date. All three share the same diameter, jewel count, and beat rate.