42mmLemania Cal. 321: manual-wind column-wheel chronograph, 18,000bph, 48h PR; lateral clutch, triple-hammer; same caliber used on Moonwatch NASA mission1968–1988
42mmLemania Cal. 321: manual-wind column-wheel chronograph, 18,000bph, 48h PR; lateral clutch, triple-hammer; same caliber used on Moonwatch NASA mission1967–1968
42.4mmOmega Cal. 3330: Co-Axial automatic chronograph, 28,800bph, 52h PR, 37j; column-wheel, Co-Axial escapement; used in Speedmaster Mark II re-edition2014–2020
39.7mmLemania Cal. 321: manual-wind column-wheel chronograph, 18,000bph, 48h PR; lateral clutch, triple-hammer; same caliber used on Moonwatch NASA mission2020–present
43.5mmOmega Cal. 8900: Co-Axial Master Chronometer automatic, 25,200bph, 60h PR, 39j; METAS-certified, anti-magnetic to 15,000 gauss; used in Aqua Terra and De Ville2016–present
42.4mmOmega Cal. 8500: Co-Axial Master Chronometer automatic, 25,200bph, 60h PR, 30j; METAS-certified, anti-magnetic; used in De Ville Hour Vision lines2017–present
41mmOmega Cal. 8900: Co-Axial Master Chronometer automatic, 25,200bph, 60h PR, 39j; METAS-certified, anti-magnetic to 15,000 gauss; used in Aqua Terra and De Ville2017–present