Professionally customizable timepiece

A professionally customizable timepiece in form of a wrist watch, said timepiece comprising:

• a primary casing including a movement and configured to operate independently as a timepiece;
• and
• a secondary casing having a top part, a bottom part, and a center axis and an interior space for receiving the primary casing and further design elements, and secondary casing configured to completely enclose the interior space and to enable opening thereof without tool for placement of the primary casing and/or design elements into the interior space or to remove them from there, said top part of the secondary casing including a sight glass and configured to secure the primary casing at a selectable position in the interior space, said secondary casing including wristband lugs so that the timepiece is capable to be worn with a wristband of metal, leather, synthetic leather, rubber or plastic as the wrist watch, said top part and said bottom part of the secondary casing configured to enable opening or closing of the secondary casing by manual operation without tool, and said top part of the secondary casing mounted to freely rotate about the center axis in an assembled state without displacement of the primary casing,
• wherein the top and bottom parts of the secondary casing have a rotational degree of freedom of 360 degrees to each other when assembled, yet are formfittingly connected in the remaining five degrees of freedom by engaging undercuts.

A professionally customizable timepiece in form of a wrist watch, said timepiece comprising:

• a primary casing including a movement and configured to operate independently as a timepiece:
• a secondary casing having a top part, a bottom part, and a center axis and an interior space for receiving the primary casing and further design elements, said secondary casing configured to completely enclose the interior space and to enable opening thereof without tool for placement of the primary casing and/or design elements into the interior space or to remove them from there, said top part of the secondary casing including a sight glass and configured to secure the primary casing at a selectable position in the interior space, said secondary casing including wristband lugs so that the timepiece is capable to be worn with a wristband of metal, leather, synthetic leather, rubber or plastic as the wrist watch, said top part and said bottom part of the secondary casing configured to enable opening or closing of the secondary casing by manual operation without tool, and said top part of the secondary casing mounted to freely rotate about the center axis in an assembled state without displacement of the primary casing;
• and
• a positioning element connectable to the primary casing and effecting a securement of the primary casing in the secondary casing,
• wherein the primary casing can be reproducibly placed and removed by its attached positioning element, said positioning element inserted into a likewise shaped recess in a base of the bottom part of the secondary casing and said positioning element clamped down by its contact to the top part of the secondary casing in the assembled state.