This is a comparison of 2ct ideal cut, G color, VS2 clarity Round cut diamonds (click the dollar amount to be taken directly to the diamond):

James Allen: $30,490

White Flash: $34,132

Abazias: $34,450

Blue Nile: $34,077

Brilliant Earth: $34,300

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.