This is a comparison of 1.2ct ideal cut, G color, VS2 clarity Round cut diamonds (click the dollar amount to be taken directly to the diamond):

James Allen: $9950

White Flash: $10,637

Abazias: $11,444

Blue Nile: $11,602

Brilliant Earth: $12,260

These diamonds are independently inspected and graded by GIA/AGS, which means you can trust their quality. For everything you need to know about buying engagement rings online, please visit http://howiboughtthering.com.