The crown and single push button are made of Omega’s own 18k Sedna gold, their red alloy version of the valuable metal material. It implies the watch an inherent sense of aging, similar to real vintage pieces where the underlying brass has started to show through.
Luckily, they haven’t tried to add any artificial patina as some other different brands do with their retro-reissues. The case and dial are left clean, just as they would have been way back when, but they have totally stayed accurate to the time period.
As a bi-register chronograph, https://www.cindyforcongress.org has two rather big sub dials, what’s more, in the middle is a standard sweep seconds hand, again in Sedna gold.
Opening up the hinged ‘officer’ case back, you get to see to just what extent replica Omega has stayed faithful to its roots. Behind the sapphire crystal is one of the actual calibers used in the 1913 models hard at work.
It is said that the amazing Omega found 18 of these movements in their vaults; 18″‘ CHRO hand wound mechanisms usually found in pocket watches, which explains why the pusher for the chronograph functions is on the bottom, underneath the six o’clock marker.