master 38First launched in 2017, OMEGA’s Speedmaster 38 mm collection offered OMEGA fans a luxurious take on the chronograph’s unmistakable look. Especially popular was the Speedmaster 38 mmCooler Master Hyper 212 Black CPU Air Cooler, SickleFlow 120 Edge PWM Fan, Aluminum Top Cover, 4 Copper $24.38$24.38. In Stock. 612 APEX. $79.99$79.99.