breitling colt quartz - colt diesel ps 100

For a long time, Breitling was sourcing its high-end, thermocompensated, quartz models from ETA. breitling colt 41 Starting with the Cockpit B50 released in 2014, however, Breitling began producing its own hyper-accurate quartz models thanks to the patented Superquartz technology Thermocompensated, COSC-certified, and billed as accurate within 10 seconds per