Variable jewel

Abstract

A variable jewel comprises a jewel body 1 comprising a plurality of housings 5 bordered by setting means 3 , fixed to the jewel body. The jewel body carries a locking device with a movable blade 7 cooperating with the setting means in order to reversibly fix each decorative stone (A, B, C) housed in a housing to the jewel body.

1 . A variable jewel comprising a jewel body cooperating with a plurality of removable decorative elements, wherein the jewel body comprises a plurality of housings, each of the said housings being associated with setting means integral with the body of the jewel and conformed so as to be able to house one of the said decorative elements, and wherein the jewel body carries a movable locking device cooperating with the setting means associated with each housing in order to reversibly fix each decorative element housed in a said housing to the jewel body.  
   
   
       2 . A variable jewel according to  claim 1 , wherein the locking device comprises a mechanism for opening and closing the housings and a safety mechanism, the said mechanism being actuatable without tools, and wherein the setting means are conformed so that a decorative element can be housed in or removed from a housing without tools, when the locking device is open.  
   
   
       3 . A variable jewel, according to  claim 1 , wherein the locking device comprises a safety mechanism, and wherein said safety mechanism is actuatable without tools.  
   
   
       4 . A variable jewel according to  claim 1 , wherein the said housings and associated setting means are chosen from amongst bezels and box settings conformed so that the decorative elements can be introduced therein through the non-visible side of the jewel body.  
   
   
       5 . A variable jewel according to  claim 1 , wherein the locking device comprises a movable part arranged on the non-visible side of the jewel body, whose shape matches the shape of the non-visible face of the jewel body in the closed position, and wherein, in the said closed position, the movable blade keeps each decorative element housed in a housing against the associated setting means.  
   
   
       6 . A variable jewel, according to  claim 5 , wherein said movable part is a rotating blade.  
   
   
       7 . A variable jewel according to  claim 6 , wherein the movable blade is mounted so as to pivot about an axis arranged at one of its ends and is embedded, in the closed position, by means of an elastic engagement mechanism, in a conjugate recess in the non-visible face of the jewel body.  
   
   
       8 . A variable jewel according to  claim 7 , wherein the jewel body carries a safety mechanism locking the movable blade in its closed position.  
   
   
       9 . A variable jewel according to  claim 1 , consisting of an earring, wherein the two arms of the clip mechanism make it possible to actuate respectively on the one hand the opening and closing of the said locking device and on the other hand the safety locking and the unlocking of the said locking device.  
   
   
       10 . A variable jewel according to claims  7  and  9 , wherein the arm of the clip intended to come against the front face of the ear lobe is mounted so as to pivot about an axis, wherein, in its position corresponding to the wearing of the ring, it locks the movable blade in the closed position, wherein, by rotation about its axis, it releases the movable blade, and wherein the forked arm carrying the closure arm of the clip is rotationally fixed to the movable blade.  
   
   
       11 . A variable jewel according to  claim 1 , said jewel being a ring.  
   
   
       12 . A variable jewel according to  claim 1 , said jewel being a bracelet.  
   
   
       13 . A variable jewel according to  claim 1 , wherein the decorative elements consist of a plurality of non-set stones, having the same contour portion cut so as to come into engagement with the said setting means.  
   
   
       14 . A set of jewellery comprising at least one jewel according to  claim 1 , the decorative elements of which are interchangeable with the decorative elements of another jewel in the same set of jewelry.