Oris is one of the busiest brands in the market. With a steady stream of watch releases throughout the year, involvement in almost every major horological event, a collection of impressive charitable efforts, and numerous eye-catching collaborations, the Holstein-based watchmaker is consistently impressing us with its work. This past week, Oris once again demonstrated its impressive work ethic, unveiling a new, in-house, automatic movement, the Oris Caliber 400.

As our regular readers know, we rarely cover announcements of new movements without new watches to accompany them, but the Oris Caliber 400 merits a closer look, as it is positioned to significantly upgrade the brand?s entire catalog of watches. It is also Oris’s first in-house automatic caliber, coming as a solid sequel to its much-discussed 110 series of hand-wound calibers first released in 2014 ? and which now includes five distinct combination of complications within the family (Caliber 115, used in the Oris Big Crown ProPilot X Calibre 115, is pictured below).
Oris Movement Calibre 115.tif

Taking a closer look at the new Caliber 400, we find a self-winding, antimagnetic mechanism that Oris has clearly put some serious engineering dollars and talent into. At its core, power is delivered to the watch via two mainspring barrels, with the design of the gear train intended to reduce energy inefficiencies throughout, which in combination with the various silicon parts used throughout further enha...