loose diamond in jewelry are the most popular of all gemstones. Their price and rarity is carefully monitored by the major diamond cartels. As a result the price of engagement ring in jewelry is pretty well standardized to size and quality of the stone.
For centuries, men and women have found that the sparkle and brilliance of a quality GIA Certified Diamonds expresses their deepest emotions and symbolizes their enduring love.
The value of a diamond engagement ring is determined by its grading under the 4 Cs, color, clarity, cut and carat weight.