A versatile jewelry includes a main body having a inner surface arranged to be worn against the wrist and an outer surface opposite the inner surface. First and second end portions define a clearance sized to receive the wrist when the main body is donned by the user. A circumferential groove is formed in the main body. A hair band is adapted to be selectively disposed within the groove and to span the clearance at a height above the inner surface. The main body is arranged to substantially hold the hair band in place when the hair band is disposed in the groove. The hair band has an elasticity and the main body has a rigidity arranged to resist the elasticity of the hair band and to distribute pressure from the hair band away from the wrist.

A versatile jewelry includes a main body having a inner surface arranged to be worn against the wrist and an outer surface opposite the inner surface. First and second end portions define a clearance sized to receive the wrist when the main body is donned by the user. A circumferential groove is formed in the main body. A hair band is adapted to be selectively disposed within the groove and to span the clearance at a height above the inner surface. The main body is arranged to substantially hold the hair band in place when the hair band is disposed in the groove. The hair band has an elasticity and the main body has a rigidity arranged to resist the elasticity of the hair band and to distribute pressure from the hair band away from the wrist.

Provided is a sports band including a main body formed with one side open to be worn on a body of a user and to have a curvature, and wherein an expression zone having a form indicating a sports game is formed at both ends of the open side, and an expression layer exhibiting the form indicating the sports game on an external side of the expression zone, and the sports band disclosed herein may be used for various sports games including soccer, allow a user to express enthusiasm as well as a sense of unity with a sports game, provide a desirable wearing sensation not only for everyday use but also for the sports game, and improve physical vitality by a magnetic field.

Provided is a sports band including a main body formed with one side open to be worn on a body of a user and to have a curvature, and wherein an expression zone having a form indicating a sports game is formed at both ends of the open side, and an expression layer exhibiting the form indicating the sports game on an external side of the expression zone, and the sports band disclosed herein may be used for various sports games including soccer, allow a user to express enthusiasm as well as a sense of unity with a sports game, provide a desirable wearing sensation not only for everyday use but also for the sports game, and improve physical vitality by a magnetic field.

A wearable device adapted to be worn on a user's wrist is provided. The wearable device includes a first bracket, a second bracket, a shaft structure, and a soft covering material. The shaft structure is connected to the one side of the first bracket, also to the one side of the second bracket for forming a wristband. The other side of the first bracket and the other side of the second bracket are configured to be departed from each other, and the first bracket and the second bracket are pivoted with each other through the shaft structure. Furthermore, the first bracket, the second bracket, and the shaft structure are covered by the soft covering material.

A wearable device adapted to be worn on a user's wrist is provided. The wearable device includes a first bracket, a second bracket, a shaft structure, and a soft covering material. The shaft structure is connected to the one side of the first bracket, also to the one side of the second bracket for forming a wristband. The other side of the first bracket and the other side of the second bracket are configured to be departed from each other, and the first bracket and the second bracket are pivoted with each other through the shaft structure. Furthermore, the first bracket, the second bracket, and the shaft structure are covered by the soft covering material.

A versatile jewelry includes a semi-rigid or rigid main body arranged to extend over a wrist of a user. The main body defines an inner surface arranged to be worn against the wrist and an outer surface opposite the inner surface. At least one retaining feature is defined about a periphery of the main body. At least one hair accessory is adapted to extend over the main body and secured by the at least one retaining feature.

A wearable device that may transform between an annularly bent state and a flat state is provided. The wearable device includes a plurality of segment members including a top portion and a bottom portion having a shorter length than the top portion; a plurality of connecting members that are disposed to correspond to the plurality of segment members, wherein each of the plurality of connecting members is connected to be mutually rotatable with two segment members disposed respectively on both sides thereof; a bistable spring that is supported on a plurality of segment members to provide elasticity in a direction into the annularly bent state and retentivity of the flat state; and a flexible display device that is supported on the top portion of the plurality of segment members.

A method and apparatus for providing a watch face using NFC tagging performed by at least one server includes obtaining watch face request information from a user terminal based on uniform resource locator (URL) information corresponding to a strap; and providing information about a watch face matching the strap based on the URL information to the user terminal. The URL information is obtained from a Near Field Communication (NFC) tag mounted on the strap via an NFC reader installed in the user terminal.

A method and apparatus for providing a watch face using NFC tagging performed by at least one server includes obtaining watch face request information from a user terminal based on uniform resource locator (URL) information corresponding to a strap; and providing information about a watch face matching the strap based on the URL information to the user terminal. The URL information is obtained from a Near Field Communication (NFC) tag mounted on the strap via an NFC reader installed in the user terminal.