In the aboriginal 1880's the additional bearing of the ancestors headed the aggregation into added avant-garde watches. Louis-Victor's son, Alcide Eugene headed the Swiss close while Alcide's brother, Arthur Joseph was managing the London branch. Their breeding and attention was adored in 1893 as their watches won the timing competitions at the Kew- Teddington Observatory. The watches denticulate 91.3 out of 100 possible.
The about-face of the aeon saw new and agitative things for the aggregation alpha in 1912. It was in 1912 that William Baume met the watchmaker and jeweler Paul Mercier at the Geneva watch and adornment boutique in Haas. This affair amid the two would eventually advance to a signing for the enactment of Baume and Mercier in Geneva on November 26, 1918.