This is a comparison of 1.5ct ideal cut, E color, VS2 clarity Princess cut diamonds (click the dollar amount to be taken directly to the diamond):

James Allen: $12,280

White Flash: $12,877

Abazias: $12,923

Blue Nile: $13,620

Brilliant Earth: $13,260

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.