While the weight of a engagement rings is important, it doesnt necessarily provide the "perceived size" of a diamond studs. A shallow cut diamond will have a greater diameter, and will therefore look larger.
engagement ring has traditionally been graded using the 4 C’s. Carat weight is simply the weight of a diamond studs. Color and clarity are important when determining the rarity of a diamond studs. Cut is the C that helps determine the Light Performance of a diamond studs.
After the platinum wedding ring have been found they goes through many processes before they becomes the finished product we are familiar with.