Chronographs Chronographs layer extra complexity and visual interest onto the dial. From racing chronos to elegant dress chronographs.
20 of 99 in this collection
42mm Omega Cal. 3861 -- Co-Axial Master Chronometer, manual-wind, 21,600bph, 50h PR, 33j; column-wheel, METAS-certified, anti-magnetic to 15,000 gauss 2021–present
Open 42mm Lemania Cal. 321 -- manual-wind column-wheel chronograph, 18,000bph, 48h PR; lateral clutch, triple-hammer; same caliber used on Moonwatch NASA mission 1968–1988
Open 40mm Rolex Cal. 4030 -- base Zenith El Primero, modified to 28,800bph (down from 36,000bph), 50h PR, 31j; column-wheel; Rolex replaced El Primero escapement 1988–2000
Open 39mm Omega Cal. 3220 -- automatic integrated chronograph, 28,800bph, 44h PR, 37j; column-wheel, vertical clutch; used in reduced-size Speedmaster 1988–2009
Open 36mm Valjoux Cal. 72 -- manual-wind column-wheel chronograph, 18,000bph, 40h PR, 17j; lateral clutch; same family as cal. 23 and 234; classic 1940s ebauche 1963–1969
Open 38mm Zenith Cal. 3019 PHC -- El Primero manual-wind column-wheel chronograph, 36,000bph, 50h PR, 31j; 1/10s chronograph precision; launched 1969 1969–1971
Open 42mm Lemania Cal. 321 -- manual-wind column-wheel chronograph, 18,000bph, 48h PR; lateral clutch, triple-hammer; same caliber used on Moonwatch NASA mission 1967–1968
Open 37mm Valjoux Cal. 727 -- manual-wind column-wheel chronograph, 18,000bph, 45h PR, 17j; lateral clutch; used in Rolex Daytona 6263 and 6265 1971–1988
Open 39mm A. Lange & Sohne Cal. L951.1 -- manual-wind flyback chronograph, 18,000bph, 36h PR, 60j; column-wheel, outsize date; flagship Datograph caliber 1999–2012
Open 40.5mm Omega Cal. 9906 -- Co-Axial Master Chronometer manual-wind, 21,600bph, 60h PR; METAS-certified, anti-magnetic; recreated for Speedmaster 57 re-edition 2022–present
Open 42mm Muhle Cal. MU 9408 -- Sellita SW510M base, modified flyback chronograph, 28,800bph, 48h PR, 27j; used in Teutonia IV Chronograph 2018–present
Open 40mm Rolex Cal. 4130 -- in-house automatic chronograph, 28,800bph, 72h PR, 44j; column-wheel, vertical clutch, integrated construction; no cam-and-lever system 2016–2023
Open 40mm Rolex Cal. 4130 -- in-house automatic chronograph, 28,800bph, 72h PR, 44j; column-wheel, vertical clutch, integrated construction; no cam-and-lever system 2011–2023
Open 40.5mm Patek Cal. CH 28-520 C FUS -- automatic flyback chronograph with second time zone, 28,800bph, 55h PR, 40j; column-wheel, vertical clutch; used in Nautilus 5990 2014–present
Open 44.25mm Omega Cal. 9904 -- Co-Axial Master Chronometer manual-wind with moon phase, 21,600bph, 60h PR; METAS-certified; used in Speedmaster Moonphase 2016–present
Open 44.25mm Omega Cal. 9900 -- Co-Axial Master Chronometer automatic chronograph, 28,800bph, 60h PR; METAS-certified, anti-magnetic; used in Speedmaster Racing 2017–present
Open 41mm AP Cal. 4401 -- in-house automatic flyback chronograph, 21,600bph, 70h PR, 40j; integrated column-wheel, skeletonized bridges; used in Royal Oak Code 11.59 and RO chrono 2019–present
Open 41mm IWC Cal. 79350 -- Valjoux 7750 base, IWC-modified, 28,800bph, 44h PR, 25j; column-wheel added, IWC-finished rotor; used in Portugieser Chrono 3714 1998–2020
Open 42mm IWC Cal. 79320 -- Valjoux 7750 base, IWC-decorated, 28,800bph, 44h PR, 25j; used in Portofino Chrono and Pilot Chrono 3777 2014–present
Open 43mm IWC Cal. 79320 -- Valjoux 7750 base, IWC-decorated, 28,800bph, 44h PR, 25j; used in Portofino Chrono and Pilot Chrono 3777 2016–2021
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