Omega Speedmaster HB-SIA Co-Axial GMT 44.25mm Titanium Black Carbon Dial Ref. 321.92.44.52.01.001
The Omega Speedmaster HB-SIA Co-Axial GMT (Ref. 321.92.44.52.01.001) is a high-performance Swiss chronograph by Geneva Watch Company, featuring a 44.25 mm titanium case, black carbon fibre dial, and a sporty black rubber strap with titanium deployant buckle.
Powered by an Omega Co-Axial automatic chronometer movement, this exceptional timepiece combines GMT functionality, chronograph complications, and reliable precision. The dial includes luminous index markers, broad arrow hands, orange GMT hand, small seconds, 30-minute recorder, 12-hour recorder, and date display.








