An earring is an delicate and highly attractive piece of jewelry that is worn on the ear. Earrings are made of a myriad of different material including gold, brass, diamonds etc.. They can also be made out of bone or similar hard material.
Earrings are worn by both men and women. In recent times, women have been wearing it more often. Earrings are worn by piercing in the earlobe. They are usually made of metals like gold and often have a gem or a stone embedded on them.
These days, Earrings have become fashionable. They offer a wide range of variety and are exquisitely hand carved by the craftsmen.They are custom designed and are made to suit individual taste in every minor matter pf detail.
The craftsmen, who have been working on these for several generations, work closely to achieve a level of perfection that is unheard of. Earrings do not harm the skin. The market is replete with earrings of all shapes and sizes. 
Some are more expensive then other. Like brass earrings are costlier, than gold earrings.A fantastically crafted piece of jewelry can be obtained at a much cheaper price if the earrings are made from cheaper materials.
For all practical purposes; the only cost incurred in this process is the labor, some metals are that cheap. This increases levels of comfort and they are also available in plenty, because of their neutral luster they can be worn with any attire and they look elegant.
Gold earrings have now become commonplace.
Therefore, fashion enthusiasts seek earrings made from unique materials since they are exclusive and very different from gold earrings. Earrings are gaining popularity rapidly.
Earrings can be owned by the dozens. This adds variety to one's earring collection. This can be done at almost no extra cost since the earring is much cheaper compared to gold. Therefore, Earrings offer flexibility.