The most popular diamond store shape has been the round brilliant because people believed it to be an "ideal cut" that displayed the most brilliance and sparkle in a wedding bands.
Extremely subtle color differences can be very important to determine rarity of butterfly ring, but are never a critical factor in beauty.
platinum wedding ring has traditionally been graded using the 4 C’s. Carat weight is simply the weight of a wedding bands. Color and clarity are important when determining the rarity of a wedding bands. Cut is the C that helps determine the Light Performance of a wedding bands.