A clasp mechanism is disclosed. Example embodiments are directed to a clasp mechanism comprising: an outer tube; an end cap attached at a top of the outer tube; an inner tube encompassed by the outer tube, the inner tube having a beveled edge at the top; a spring and a plate captured between the end cap and the beveled edge of the inner tube; a slotted end-cap at the bottom of the outer tube; and a hook configured for insertion into a slot of the slotted end-cap, to latch to the beveled edge of the inner tube, and to be held in place by the spring and plate.

A clasp mechanism is disclosed. Example embodiments are directed to a clasp mechanism comprising: an outer tube; an end cap attached at a top of the outer tube; an inner tube encompassed by the outer tube, the inner tube having a beveled edge at the top; a spring and a plate captured between the end cap and the beveled edge of the inner tube; a slotted end-cap at the bottom of the outer tube; and a hook configured for insertion into a slot of the slotted end-cap, to latch to the beveled edge of the inner tube, and to be held in place by the spring and plate.

Watch case including: a middle; at least one pair of horns intended to retain a wristwatch strap portion; the middle including a first lock member; and a second lock member mounted on the pair of horns and complementary to the first member to lock the pair of horns to the middle. The case also includes a manipulation member that can be manipulated by a user in order to move the second member between a locking position in which the members co-operate to maintain the pair of horns on the middle and a release position in which the pair of horns can be detached from the middle.

A clasp mechanism is disclosed. Example embodiments are directed to a clasp mechanism comprising: an outer tube; an end cap attached at a top of the outer tube; an inner tube encompassed by the outer tube; a spring and a plate captured between the end cap and a top of the inner tube; a slotted end-cap at the bottom of the outer tube; and a hook configured for insertion into a slot of the slotted end-cap, to latch to the top of the inner tube, and to be held in place by the spring and plate.

The invention is a releasable locking apparatus to be adapted to a piece of jewelry where one or more of its components are meant to be removable and replaced with another, for example, a decorative end cap. The apparatus consisting of two parts, a female and a male member, where one of the members is detachable. In a simple push and twist, the system unlocks and locks the one part of a clasp or component, securing it into place through compression and barrier walls. The apparatus can be adapted to a variety of different designs of clasp or end cap and facilitates the way a charm may be placed in a chain or cord bracelet or necklace. The apparatus can also be adapted to any design component intended to be substituted with another one.

A wearable device includes a device main body and a connection structure. The device main body includes a snap portion configured to snap with the connection structure. The connection structure includes a main body, a fastening assembly, and a pressing member. The main body defines a fastening groove. The fastening assembly is rotationally mounted within the fastening groove. The fastening assembly includes a first end portion and a second end portion. The fastening assembly includes a latching portion protruding from the first end portion. The latching portion is configured to snap with the snap portion. The pressing member is arranged on the second end portion of the fastening assembly. When the second end portion is pressed, the first end portion is rotated away from the snap portion to disengage the latching portion from the snap portion.

A wearable device includes a device main body and a connection structure. The device main body includes a snap portion configured to snap with the connection structure. The connection structure includes a main body, a fastening assembly, and a pressing member. The main body defines a fastening groove. The fastening assembly is rotationally mounted within the fastening groove. The fastening assembly includes a first end portion and a second end portion. The fastening assembly includes a latching portion protruding from the first end portion. The latching portion is configured to snap with the snap portion. The pressing member is arranged on the second end portion of the fastening assembly. When the second end portion is pressed, the first end portion is rotated away from the snap portion to disengage the latching portion from the snap portion.

A removable bracelet for horology or jewellery, with a bracelet portion arranged to confine a watch or jewellery bar, including, at the end thereof a chamber arranged for housing the bar, the chamber including a lateral opening on a first side of the bracelet portion for the insertion or removal of the bar, the bracelet portion including a pusher controlling a tongue movable in a longitudinal direction against a spring, the pusher is movable in a transverse direction and includes a first profile arranged to cooperate with a second profile of the tongue to transform the transverse motion of the pusher into a longitudinal motion of the tongue, the bracelet includes a closure arranged on the first side for retaining the pusher in the depth of the bracelet portion.

Watch case including: a middle; at least one pair of horns intended to retain a wristwatch strap portion; the middle including a first lock member; and a second lock member mounted on the pair of horns and complementary to the first member to lock the pair of horns to the middle. The case also includes a manipulation member that can be manipulated by a user in order to move the second member between a locking position in which the members co-operate to maintain the pair of horns on the middle and a release position in which the pair of horns can be detached from the middle.

Removable bracelet for horology or jewellery, with a bracelet portion arranged to confine a watch or jewellery bar, comprising at the end thereof a chamber arranged for housing this bar, the chamber including a lateral opening on a first side of the bracelet portion for the insertion or removal of the bar, the bracelet portion including a pusher controlling a tongue movable in a longitudinal direction against a spring, this pusher is movable in a transverse direction and includes a first profile arranged to cooperate with a second profile of the tongue to transform the transverse motion of the pusher into a longitudinal motion of the tongue, the bracelet includes a means of closure arranged on the first side for retaining the pusher in the depth of the bracelet portion.