There is proposed a decorative element containing (a) a transparent gemstone with a faceted surface comprising convex curved regions, (b) a wavelength-selective layer, and (c) a photovoltaic cell.

Light, precious gold-titanium based alloy containing, by mass, at least 750% of gold, characterized in that said alloy has the following composition formula:

Ti.sub.aAu.sub.bM.sub.cT.sub.d

where a, b, c, d are atomic proportions such that:

a+b+c+d=1,

0.45≦a≦0.55; 0.41≦b≦0.495; 0.025≦c≦0.13; 0.001≦d≦0.025,

where M represents one or more elements taken from among a first group including Nb, V, Pd, Pt, Fe,
and where T represents a maximum of two elements taken from among a second group including Nb, V, Pd, Pt, Fe, Mo, Ta, W, Co, Ni, Ru, Rh, Ir, Cr, Mn, Cu, Zn, Ag, Al, B, Si, Ge, Sn, Sb, In, with the exception of said metals M comprised in said alloy.

Component for timepiece or for jewellery made from such a light, precious gold-titanium based alloy.

Light, precious gold-titanium based alloy containing, by mass, at least 750% of gold, characterized in that said alloy has the following composition formula:

Ti.sub.aAu.sub.bM.sub.cT.sub.d

where a, b, c, d are atomic proportions such that:

a+b+c+d=1,

0.45≦a≦0.55; 0.41≦b≦0.495; 0.025≦c≦0.13; 0.001≦d≦0.025,

where M represents one or more elements taken from among a first group including Nb, V, Pd, Pt, Fe,
and where T represents a maximum of two elements taken from among a second group including Nb, V, Pd, Pt, Fe, Mo, Ta, W, Co, Ni, Ru, Rh, Ir, Cr, Mn, Cu, Zn, Ag, Al, B, Si, Ge, Sn, Sb, In, with the exception of said metals M comprised in said alloy.

Component for timepiece or for jewellery made from such a light, precious gold-titanium based alloy.

A item having a clasp apparatus to releasably set at least one interchangeable ornamental object, with variations and alternatives of the embodiments. Jewelry items and other items is configured with a clasp apparatus that allows the user to quickly and easily interchange ornamental objects such as faceted gemstones, cabochons, metal objects etc. Other uses of the embodiments comprise a relaxation or therapy aid; use as a toy; an educational tool; and an amusement apparatus.

A item having a clasp apparatus to releasably set at least one interchangeable ornamental object, with variations and alternatives of the embodiments. Jewelry items and other items is configured with a clasp apparatus that allows the user to quickly and easily interchange ornamental objects such as faceted gemstones, cabochons, metal objects etc. Other uses of the embodiments comprise a relaxation or therapy aid; use as a toy; an educational tool; and an amusement apparatus.

The present invention provides customized jewelry designs for pendants, earrings bracelets, rings and other pieces of jewelry that display a specific time or specific calendar date on the piece of jewelry to commemorate a special time or calendar date. The piece of jewelry is invisibly divided into sixty segments and one or more sets comprised of two design elements are placed on the surface of the jewelry. The first design element of the one or more sets is positioned on the jewelry at one of the sixty segments and represents an hour hand of a clock. The second design element of the one or more sets also is positioned on the jewelry at one of the sixty segments and represents a minute hand of a clock. The placement of each of the one or more sets of design elements may represent one or more specific times, or the one or more specific times may represent one or more calendar days, i.e., the number of the month and the number of the day which has been transposed into one or more specific times on the clock. The jewelry includes, without limitation, pendants, earrings, bracelets or rings.

A disclosed bead bracelet loom for making a beaded item includes a clip disposed at one end of a track and configured to hold a portion of a cord. A holder is disposed on the track and spaced apart from the clip. The holder includes a key portion that engages a portion of the track to maintain a position of the holder spaced apart from the clip. The holder including a spring portion that holds a clip configured to hold an end of the cord and maintain a desired tension on the cord member between the clip and the holder.

A disclosed bead bracelet loom for making a beaded item includes a clip disposed at one end of a track and configured to hold a portion of a cord. A holder is disposed on the track and spaced apart from the clip. The holder includes a key portion that engages a portion of the track to maintain a position of the holder spaced apart from the clip. The holder including a spring portion that holds a clip configured to hold an end of the cord and maintain a desired tension on the cord member between the clip and the holder.

A pendant comprising: an anchor portion having a top flat portion, bottom flat portion and connector between and substantially perpendicular to the top flat portion and the bottom flat portion with a first end and a second end; at least one gemstone holder having a first side portion with a first protrusion and a second side portion with a second protrusion, an opening between the first side portion and the second side portion, a top portion in communication with the first side portion and the second side portion, wherein the anchor portion is received in the opening of each of the at least one gemstone holders to allow the gemstone holders to slide along the anchor portion; a first end rectangular support that is attached to a first end of the anchor portion; and a second end rectangular support that is attached to a second end of the anchor portion.

The present invention relates generally to a coated jewelry article or a coated component of a jewelry article, comprising a jewelry article or a component of a jewelry article, a first metallic coating, and a second metallic coating.