Sartory Billard

French independent watchmaker founded in 2015 by Armand Billard. Specialises in bespoke and limited-edition dress watches using La Joux-Perret movements, including the in-house-branded SBM01 (LJP Cal. 7380) and the jumping-hour SB10. Around half of production is fully bespoke; the Edition collection offers defined dial designs in small batches of up to 300 pieces.