L. Leroy Osmior Tourbillon Regulateur Automatique Watches Hands-On L. Leroy by wholesalewatches - July 24, 20170 One of the latest old names in watch making to be brought back is L. Leroy, this time under the Festina Group that also owns Perrelet as well as watch movement maker Soprod. L. Leroy was a well-regarded watchmaker from the 18th century but the name was used in pocket