Based in Bassecourt, Switzerland, is a highly specialized independent haute horlogerie finishing and subcontracting workshop. They are renowned for meticulous, manual operations like hand-polished beveling and finishing on intricate bridges and plates.
Movement Decoration: Expert techniques including Côtes de Genève (Geneva stripes), perlage (circular graining), soleillage (sunburst finish), colimaçonnage (snailing), and hand-bevelling (anglage à la main).
Advanced Polishing: Specialized finishes including specular polishing (poli miroir bloqué), black polishing (poli noir), chemical polishing, and bulk polishing.
APJ SARL was brought in by Christopher Ward to do the meticulous, hand-polished beveling and finishing on the structural elements of complex timepieces like the C1 Bel Canto (and its Lumière edition), as well as the C12 Loco and Twelve X.