Abstract: A timepiece includes a locking device capable of blocking the translation of a valve or of a control member in the position the closest to the central axis of the case. The locking device includes a blocking element capable of undergoing translational displacement along a radial axis between a locking position and an unlocking position, where the member is respectively blocked or free to move in translation, a part mounted such that it can move in rotation about the central axis of the case and intended to be set in rotation by a user, drive device linking the angular displacement of the part mounted such that it can move in rotation to the translational displacement of the blocking element between the locking and unlocking positions.

Abstract: A bracelet or strap for a watch case including a first arm inside which is housed a first printed circuit portion and a second arm, where the first arm is extended by a median part arranged to be situated underneath the watch case and which includes a second printed circuit portion connected to the first printed circuit portion by electrical connection, where the first printed circuit portion carries at least one electrical energy source and a microcontroller for powering and controlling a pressure sensor, where the median part is covered by an insert arranged to act as a seat for the watch case, where a housing, inside which the pressure sensor is arranged, is provided in the insert and communicates with the exterior to allow the pressure sensor to be placed in contact with a surrounding medium, and the pressure sensor is mounted on the second printed circuit portion with the insertion of a sealing gasket between the housing and the second printed circuit portion.

Abstract: An annular rotating bezel system includes a rotating bezel, a toothed ring having a toothing provided with a plurality of teeth regularly distributed over an edge of the toothed ring, and a spring ring which extends in a plane in which it is capable of deforming elastically along a radius. The spring ring cooperates elastically with the toothed ring. The spring ring includes at least two lugs, each lug being configured to be elastically and radially engaged with the toothing of the toothed ring in at least one position of the bezel. At least two lugs are offset from each other by an offset angle, the or each offset angle between two successive lugs having a value different from an integer sub-multiple of 360 degrees, such that, in each position of the bezel, only one lug is elastically and radially engaged with the toothing of the toothed ring.

Abstract: A timepiece or piece of jewelry includes a structure with a set of horns carrying a bar receiving a removable snap-hook fixed to a strand. The bar includes, at a distance from each of the points of attachment to the set of horns, a notch including two sides which limit the lateral travel of a curved beak portion of the snap-hook and limit the angular travel of the snap-hook with respect to the bar, so as to prevent any contact between the snap-hook and the set of horns to which the bar is fixed.

Abstract: A timepiece or piece of jewellery or gemstone jewellery made of a zinc-free, germanium-free, nickel-free, cobalt-free, indium-free gold alloy, the alloy containing, in weight percent, between 75% and 77.5% of gold, between 0.5% and 3% of palladium, between 10% and 18% of silver and between 5% and 13% of copper, wherein the respective percentages of all the alloying elements add up to 100%.

Abstract: A method for fabricating a timepiece component partly formed of aventurine, including providing at least one piece of aventurine formed of a mass of coloured glass containing copper crystals scattered throughout the mass; grinding at least one piece of aventurine to obtain a granular powder; depositing at least part of the granular powder on a surface of a support intended to receive a decorative coating; then introducing the support with the granular powder deposited on the surface into a furnace and melting this granular powder so as to obtain, after removing the assembly thus obtained from the furnace and allowing the assembly to cool, an enamel layer made of aventurine which covers the support surface. The timepiece component is, for example, a dial, a moon phase disc or a bezel.

Abstract: An annular retaining ring for a rotating bezel system, intended to cooperate with an external cylindrical surface of a case middle part of a watch case to allow rotation of the rotating bezel on the case middle, the annular ring including a device for guiding rotation of the rotating bezel around the case middle; wherein the annular ring further includes a device configured to brake rotation of the rotating bezel around the case middle and to dampen sound.

Abstract: An annular rotating bezel system intended to be rotatably mounted on a middle part of a watch case inside which is housed a timepiece movement which extends in a plane, including a rotating bezel, an annular holding ring, a toothed ring, and at least one elastic arm of which a free end is elastically and radially meshed with the toothed ring, said toothed ring and said at least one elastic arm being held in an axial direction perpendicular to the plane of the movement in the bezel by the annular holding ring, either the toothed ring or the elastic arm being arranged to be angularly joined to the rotating bezel, and other being arranged to be angularly joined to the case middle; wherein the elastic arm is formed of a flat strip-spring mounted in a cantilever arrangement in the system.

Abstract: An annular rotating bezel system to be rotatably mounted on a case middle of a watch case inside which is housed a timepiece movement which extends in a plane, including a rotating bezel, an annular holding ring, a toothed ring, and a spring ring which extends in a plane in which it is capable of deforming elastically along a radius, the spring ring cooperating elastically with the toothed ring, the toothed ring and the spring ring being held in an axial direction perpendicular to the plane of the movement in the bezel by the annular holding ring, either the toothed ring or the spring ring being arranged to be angularly joined to the rotating bezel, and the other being arranged to be angularly joined to the case middle, wherein the spring ring has a thinned portion to increase the flexibility of the spring ring in its plane, the thinned portion having a tooth elastically and radially meshed with the toothed ring.

Abstract: A travel-size case for timepieces or pieces of jewellery, arranged to be operated with a single hand, including a closable box arranged to contain at least one holder for receiving at least one timepiece or piece of jewellery, between at least one tray and a cover, this box including a base with which the cover cooperates to close the case, wherein at least one tray and at least one holder are arranged to be held one on top of the other by magnetic attraction.

Abstract: An external assembly element of a timepiece made from a first material, including a groove in which a communication circuit is arranged, wherein the communication circuit is over-molded with a polymer material filling the groove.

Abstract: A timepiece including a case middle, a bezel, rotatably mounted on the case middle, and an actuation member including a cover capable of adopting a retracted position and a deployed position relative to the case middle, the cover being provided with a bearing surface actuatable by the user's finger, wherein the cover includes a shoulder distinct from the bearing surface, the shoulder being intended to cooperate with the bezel when the cover is in the retracted position.

Abstract: A sub-assembly of external parts for a timepiece or watch or piece of jewellery includes a first component and a second component. The sub-assembly includes a bayonet fit between two edges and two wings of skirts of the first component and the second component. The first component and the second component are able to occupy an assembled and indexed position. The first component or the second component including for this purpose, in part in the thickness of the first skirt or second skirt, an elastically deformable zone including a lug for angular indexation between the first component and second component, cooperating with an indexation limit stop of the other component.

Abstract: A setting including an open elastic ring carrying elements for setting a decorative element, the setting being arranged to be placed in a radially compressed state inside a hollow provided in a substrate of an article to be decorated.

Abstract: An adjustable timepiece assembly, including a base bar and an adjustable bar whose position is adjustable with respect to the base bar, parallel to a reference plane, the adjustable assembly includes a first part guided in rotation on a first pin integral with the base bar and which includes a first toothed sector meshing with a first adjustment pinion press fit in the base bar, and which is subjected to the return force exerted by a first return spring to take up play, and the adjustable bar is guided in rotation on a second pin integral with the first part, and includes a second toothed sector meshing with a second adjustment pinion press fit in the first part, the adjustable bar being subjected to the return force of a second return spring.

Abstract: A bracelet clasp including first and second blades, the first blade being articulated to the second blade by a first end, between a closed position, in which the second blade is folded over the first blade, and an open position in which the second blade is free from the first blade, the second blade bearing, at a second end, a member for fastening a first bracelet strand, a second bracelet strand being connected at least indirectly to the first blade. A locking device holds the first blade in its closed position.

Abstract: An acoustic timepiece display mechanism includes a chronograph repeater for the acoustic display, by a striking mechanism, of a duration measured by a chronograph mechanism. The striking mechanism includes a winding lever for driving a rack to move a striking unit including a rack pinion integral with a striking ratchet, to move a striking rack to read the magnitude concerned and to release a corresponding strike function. The acoustic display mechanism includes, between a control mechanism included in the chronograph mechanism and the winding lever, a safety mechanism arranged, depending on the position of the strike wheel set, to allow or prevent travel of an operating lever of the control mechanism of the chronograph mechanism, which operating lever is arranged to be pivoted under the action of a chronograph start pusher.

Abstract: A nickel-free and cobalt-free platinum alloy including, expressed by weight, from 95.0% to 96.0% of Pt, from 0.5% to 4.5% of Ir, from 0.01% to 2% of Au, from 0 to 2% of Ge, and from 0 to 1% of at least one of the alloying elements Ru, Rh, Pd, Sn, Ga, Re, the respective percentages of all of the elements of the alloy adding up to 100%.

Abstract: Acoustic timepiece display mechanism with a chronograph repeater for the acoustic display, by a striking mechanism, of a duration measured by a chronograph mechanism, this striking mechanism including a winding lever for driving a rack to move a striking rack in order to read the magnitude concerned and to release a corresponding strike function, this acoustic display mechanism includes, between the mechanism controlling the chronograph mechanism and the winding lever, a mechanical connection arranged, depending on the position of a control cam of the chronograph mechanism indirectly defining a variable secondary direction of the winding lever, to isolate or not to isolate the winding lever from a winding pusher operated in a single pusher direction by a user to set off the acoustic display of the timed duration.

Abstract: A timepiece display mechanism includes a rotating display member for displaying a magnitude other than the current time of day, or a position in a cycle. The rotating display member is integral in rotation with a snail cooperating with the beak of a striking rack included in a striking mechanism integrated in or juxtaposed with this display mechanism, to strike a numerical value characteristic of this magnitude, or respectively of this position. The display mechanism is more particularly a chronograph mechanism including a seconds snail integral with a main chronograph wheel, for counting the seconds and cooperating with a seconds rack, and a minute snail integral with a minute counter wheel for counting the minutes and cooperating with a minute rack, in order, after timing a duration, to strike the minutes and seconds of the timed duration.