Frame with rotating glass

A watch comprising:

• a middle;
• and
• a bezel mounted rotatingly on the middle,
• wherein at least one annular inner channel is arranged between the bezel and the middle, the at least one annular inner channel comprising:
• a maintaining spring for directly maintaining, in the axial direction, the bezel on the middle, wherein the maintaining spring comprises a wire;
• and
• a non-return means, between the bezel and the middle, comprising a non-return member stressed by a spring against a non-return toothing, the non-return means configured to allow the bezel to only rotate in a single direction,
• wherein the maintaining spring and non-return means are arranged at least partly in said annular inner channel, and
• wherein the bezel has at least one through passage open for water flow and communicating with the said annular inner channel for permanent access to said annular inner channel, placing the channel permanently in communication with the outside,
• wherein the at least one through passage extends through a sidewall of the bezel,
• wherein the at least one through passage extends only over an angular sector, the angular sector being less than three hundred and sixty degrees,
• wherein the bezel further comprises an annular groove open towards the at least one through passage, and
• wherein the maintaining spring is located within the annular groove.