Your description makes this combination sound like a piece of jewelery.
yes they are. Any diamond that is smaller than 1/10 of a carat is called an accent.
Every diamond is valued according to its carat weight, its colour, its cut and its clarity. Those four qualities determine any diamond's monetary value.
Usually there is no difference at all. Technically there can be a difference as melle is .25 carat or smaller . Accent diamonds are diamonds that are smaller than the main gem, be it a diamond or other gem. Thus if the center gem is a 20 carat emerald , accent diamonds can be 1 carat each, but this is very very rare. Most of the time they melle and accent are different words for the same thing
The carat defines the standard unit of weight measurement of a diamond.
Carat is the measurement of a diamond's weight. The stone's value would partially depend on its carat weight.
A one carat diamond weighs one carat and contains one carat.
A two-carat diamond is a gemstone that weighs two carats.
A 625 carat diamond would be a very large diamond, weighing 625 carats.
A half carat diamond of this cut measures 5.2 mm at the girdle; a .65 carat diamond measures 5.6 mm at the girdle. A certified gemologist can give you the exact carat weight of your diamond.
Carat is the weight measurement for gemstones.
A one carat diamond weighs one carat, or .20 grammes.
One carat of diamond in carat total weight equals one carat. One thousand dollars worth of diamond in total carat weight depends on the cut, colour, clarity and individual carat weight of the stones in the group.