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

James Allen: $12,800

White Flash: $14,049

Abazias: $14,968

Blue Nile: $14,545

Brilliant Earth: $14,590

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.