A multifunctional finger ring, comprising a finger ring body (10) and a blade (30) movably provided on the finger ring body (10); the finger ring body (10) comprises an inner ring (11), a first outer half ring (20) and a second outer half ring (26); the first outer half ring (20) and the second outer half ring (26) are oppositely sleeved on the upper and lower sides of the inner ring (11), and the first outer half ring (20) can be assembled on the inner ring (11); the blade (30) is hidden between the first outer half ring (20) and the inner ring (11) when closed, the second outer half ring (26) is integrally connected to the inner ring (11); positioning grooves (261) are provided at the connections between the upper ends of two sides of the second outer half ring (26) and the inner ring (11), and positioning blocks (21) corresponding to the positioning grooves (261) are provided at the lower ends of two sides of the first outer half ring (20), and during assembly, the positioning blocks (21) are embedded into the positioning grooves (261); and limiting protruding blocks (15) are provided on outer surfaces of the left and right sides of the inner ring (11), and limiting grooves (22) corresponding to the limiting protruding blocks (15) are provided on inner surfaces of the left and right sides of the first outer half ring (20), and during assembly, the limiting protruding blocks (15) are embedded into the limiting grooves (12). The finger ring is convenient to assemble, increasing the assembly efficiency and reducing the production cost, can protect the blade, and is convenient to carry.

An article of jewelry comprising; a frame; and a decorative element secured within the frame, wherein two-dimensional array of optical phase shifting structures is embedded in the decorative element; wherein the two-dimensional array of optical phase shifting structures project an image when illuminated with a light source.

An article of jewelry comprising; a frame; and a decorative element secured within the frame, wherein two-dimensional array of optical phase shifting structures is embedded in the decorative element; wherein the two-dimensional array of optical phase shifting structures project an image when illuminated with a light source.

The present invention relates to accessories for which small gemstones can be utilized and a method for manufacturing same. The technical gist of the present invention is to firmly fix small gemstones, which are difficult to use due to the small size thereof, to accessories (rings, bracelets, or earrings) by a simple method, and minimize the deformation of earrings due to heat by welding a wire to the earrings with laser, thereby reducing manufacturing cost and increasing completeness of products (accessories).

The present invention relates to accessories for which small gemstones can be utilized and a method for manufacturing same. The technical gist of the present invention is to firmly fix small gemstones, which are difficult to use due to the small size thereof, to accessories (rings, bracelets, or earrings) by a simple method, and minimize the deformation of earrings due to heat by welding a wire to the earrings with laser, thereby reducing manufacturing cost and increasing completeness of products (accessories).

A ring-shaped earphone may be configured to be worn in an ear. When not worn in the ear, the ring-shaped earphone may be conveniently stored on a finger. In one example, the ring-shaped earphone may include a ring-shaped body defined by an outer cylindrical surface and an inner cylindrical surface. The earphone may include a speaker within the ring-shaped body. The speaker may be configured to project sound through a speaker opening in the outer cylindrical surface. The earphone may include a microphone within the housing. The microphone may be configured to receive sound through a microphone opening in the inner cylindrical surface.

Provided is a jewelry ring comprising a substrate, a first coating of a metallic nitride or a metallic boride, and an external metallic coating. Also provided is a metallic article comprising a substrate comprising tungsten carbide, cobalt, tungsten, titanium, titanium carbide, zirconium, tantalum or aluminum; a first coating of a metallic nitride or a metallic boride; and an external metallic coating.

Provided is a jewelry ring comprising a substrate, a first coating of a metallic nitride or a metallic boride, and an external metallic coating. Also provided is a metallic article comprising a substrate comprising tungsten carbide, cobalt, tungsten, titanium, titanium carbide, zirconium, tantalum or aluminum; a first coating of a metallic nitride or a metallic boride; and an external metallic coating.

A jewelry item includes a ring-shaped base, a single center setting and a plurality of side settings. The ring-shaped base has a central opening and a central axis. The single center setting has a plurality of primary prongs for securing a center stone. The plurality of side settings is configured for securing an equal plurality of side stones around a perimeter of the center setting, wherein each side setting includes first and second adjacent inner secondary prongs and first and second adjacent outer secondary prongs. The jewelry item may be a ring having a band to be worn about a finger of a person. Shoulders and struts may secure the ring-shaped base above the band.

A jewelry item includes a ring-shaped base, a single center setting and a plurality of side settings. The ring-shaped base has a central opening and a central axis. The single center setting has a plurality of primary prongs for securing a center stone. The plurality of side settings is configured for securing an equal plurality of side stones around a perimeter of the center setting, wherein each side setting includes first and second adjacent inner secondary prongs and first and second adjacent outer secondary prongs. The jewelry item may be a ring having a band to be worn about a finger of a person. Shoulders and struts may secure the ring-shaped base above the band.