This is a comparison of 1.5ct ideal cut, E color, SI1 clarity Princess cut diamonds (click the dollar amount to be taken directly to the diamond):

James Allen: $10,080

White Flash: $11,194

Abazias: $11,701

Blue Nile: $11,480

Brilliant Earth:

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.