Press-stud comprising: - a female part comprising: - an upper riveting part comprising: - a riveting shank ; - a flange extending and surrounding an upper end of the riveting shank ; - a cap covering the flange and the upper end of the riveting shank ; - a casing , and comprising: - an upper opening to house at least one part of the riveting shank ; - a lower opening ; - closing elements ; - a male part comprising: - a lower riveting part comprising: - a riveting spike in shank shape, and comprising an upper end ; - a base in flange shape extending and surrounding a lower end of the riveting spike ; - a pressure-interlocking part , and comprising: - an excrescence sized to be engaged in the lower opening and engage with the closing elements ; - a positioning placement to house the upper end of the riveting spike ; characterised in that the press-stud further comprises a first sealing element covering at least partially a lower surface of the flange and an outer surface of the upper end of the riveting shank and a second sealing element located at least partially in a lower recess of the base which surrounds the lower end of the riveting spike . - a female part comprising: - an upper riveting part comprising: - a riveting shank ; - a flange extending and surrounding an upper end of the riveting shank ; - a cap covering the flange and the upper end of the riveting shank ; - a casing , and comprising: - an upper opening to house at least one part of the riveting shank ; - a lower opening ; - closing elements ; - an upper riveting part comprising: - a riveting shank ; - a flange extending and surrounding an upper end of the riveting shank ; - a cap covering the flange and the upper end of the riveting shank ; - a riveting shank ; - a flange extending and surrounding an upper end of the riveting shank ; - a cap covering the flange and the upper end of the riveting shank ; - a casing , and comprising: - an upper opening to house at least one part of the riveting shank ; - a lower opening ; - closing elements ; - an upper opening to house at least one part of the riveting shank ; - a lower opening ; - closing elements ; - a male part comprising: - a lower riveting part comprising: - a riveting spike in shank shape, and comprising an upper end ; - a base in flange shape extending and surrounding a lower end of the riveting spike ; - a pressure-interlocking part , and comprising: - an excrescence sized to be engaged in the lower opening and engage with the closing elements ; - a positioning placement to house the upper end of the riveting spike ; - a lower riveting part comprising: - a riveting spike in shank shape, and comprising an upper end ; - a base in flange shape extending and surrounding a lower end of the riveting spike ; - a riveting spike in shank shape, and comprising an upper end ; - a base in flange shape extending and surrounding a lower end of the riveting spike ; - a pressure-interlocking part , and comprising: - an excrescence sized to be engaged in the lower opening and engage with the closing elements ; - a positioning placement to house the upper end of the riveting spike ; - an excrescence sized to be engaged in the lower opening and engage with the closing elements ; - a positioning placement to house the upper end of the riveting spike ; <EOS>