Another new metal within the jewelry industry known for its resistance to scratching and extreme hardness. Tungsten carbide is an alloy of elements including nickel,tungsten, niobium, tantalum, chromium, and titanium.
Artificial treatments to a stone which increases its durability and.or appearance. Processes used include: impregnation, irradiation, bleaching, diffusion, coating, heating, dyeing, and filling.
A ring which usually has a center stone, and two complementing stones on either side of the center stone, being equal or smaller than the center stone.