Sew Generously Bespoke - The Milanaise boutonnière (often spelled as Milanese, and also referred to as Asola Lucida) is actually named not after a specific brand of thread used as a gimp.
Bottone Metallo Lucido Tondo Asola Gambo Modello Cerchio Oro Misura 3 Cm VD6052 | eBay
Bottone Oro Resina Lucido Lavoro Corona Asola Gambo 25 Mm
Made by Hand- the great Sartorial Debate: Asola lucida- some instructions
L'Asola Lucida – L'Asola Lucida
Cremagliera ad U asola doppia 30X25X2395 mm. asola H cromo lucida
Asola per Pensili in Acciaio Lucido Misura 80 mm conf. 100 Pz | eBay
Moschettoni redine con girello in ottone lucido - mm.82 con asola da mm.21