A fastening assembly comprises: a pressing plate, a base and a rotating shaft; wherein the pressing plate is rotatively connected to the base by the rotating shaft, the pressing plate and the base are enclosed to form a passage to accommodate the first connecting strap; and a press-fit protrusion is provided on the pressing plate to press the first connecting strap in the passage; a first snap-fit part is provided on the pressing plate, and a second snap-fit part is provided on the base, fit into each other to form the snap-fit connection.

A single-section, rolled band bangle bracelet configuration in which a squeezing force via the thumb of a wearer's hand on one end of the band and via a finger of a hand on the opposite end serves to receive, grasp, and thereafter release the bracelet in connection with its wearing.

A strap (2) for a watch (1) comprising: a first fastening portion (4); a watch supporting portion (6); and a second fastening portion (8). The first and second fastening portions comprise a series of holes (22, 24) spaced along each fastening portion. The first fastening portion further comprises an opening (10) through which the second fastening portion can be threaded and at least one pin (12) projecting inwards from the strap so as to be received in a hole in the second fastening portion. The second fastening portion further comprises at least one pin (14) projecting inwards from the strap so as to be received in a hole in the first fastening portion when the second fastening portion is threaded through the opening and laid on top of the first fastening portion. The first fastening portion further comprises at least one peg (18) projecting outwards from the strap so as to engage in a hole in the second fastening portion.

A strap buckle structure includes a strap body. Two ends of the strap body are provided with an upper buckle piece and a bottom buckle piece. The bottom buckle piece is provided with a raised seat having a threaded hole. The upper buckle piece has a through hole and positioning holes. The strap buckle structure further includes a bolt having a turning disc, a spring, an annular iron seat, and a sealing plate. The annular iron seat is provided with positioning buckles each having a one-way bevel. The positioning buckles are controlled to be inserted into or disengaged from the positioning holes of the upper buckle piece. The turning disc is turned by hand. The bolt is screwed to lock the upper and lower buckle pieces. By using a tool having a magnetic rod to turn the turning disc reversely, the upper and lower buckle pieces can be opened.

A versatile smart device holder that secures the device to a user while offering enhanced protection during physical activity as compared to conventional device bands and holders. The device holder is suitable to wear in a number of locations, such as across the bicep, the forearm, leg, ankle, or the wrist. The device holder comprises a band made of flexible material and a frame permanently or removably embedded within or attached to the band that is capable of securely holding the electronic device in place.

Disclosed are a portable apparatus case, a portable apparatus, and a timepiece allowing easy attachment. A timepiece case includes: a case main body, a first bow having a first passage hole and provided on the case main body, a strap one end portion of which is mounted to the first bow and the other end portion of which is passed through the first passage hole, and a fixation member provided on an extension portion of the strap extending from the first passage hole to the outside and detachably connected to a main portion of the strap extending from the first bow to the first passage hole.

Attachment systems for attaching a wearable electronic device to a user including a sizing band and a retaining band are disclosed. The sizing band includes at least one sizing eyelet and a band-insertable end. The retaining band includes at least a post for insertion into the sizing eyelet of the sizing band and a concealment aperture configured to receive the band-insertable end of the sizing band. A bottom surface of the retaining band can be a recessed guide bed configured to guide the band-insertable end along the bottom surface of the retaining band. A wearable electronic device can couple to both the sizing band and the retaining band by accepting an end portion of each band into receiving channels extending into opposite sidewalls of the housing.

According to various embodiments, there is provided a wearable electronic device including a main body, at least one strap connected to at least one part of the main body, a buckle installed to an end portion of the strap, and a connection member for connecting the buckle and the strap. Accordingly, hardness and aesthetic feeling can be improved, while improving an assembling capability, reducing a manufacturing cost, and contributing to a slimness of the device.

A jewelry clasp includes respective first and second clasp parts and a slider. At least part of the first clasp part in an attached position thereof is received in a housing of the second clasp part. At least one of the first and second clasp parts includes a magnet, and the other of the first and second parts includes a part magnetically attractable by the magnet so that the first clasp part in its attached position is held to the second clasp part by magnetic attraction. The slider is attached to and slideable in relation to the housing of the second clasp part, and is slideable between a releasing state and a locking state. In the releasing state, the first clasp part may be detached from the second clasp part, and in the locking state the first clasp part is prevented from being detached from the second clasp part.

A wearing member includes: a strap part including a first portion and a second portion extending from the first portion, and a fastening part slidable along the first portion. The first portion extends from one end thereof and passes through the fastening part, and the other end of the first portion is connected to the second portion. The second portion includes one end extending from the first portion, and the other end coupled with the fastening part. The fastening part includes a cover including a magnet, and a fastening part lower member. In a first state, the magnet is spaced apart from the first portion, and the fastening part is slidable from the first portion. In a second state, the first portion is in contact with the magnet, and the fastening part is fixed to the first portion.