This is a comparison of 1ct ideal cut, E color, VVS1 clarity Princess cut diamonds (click the dollar amount to be taken directly to the diamond):

James Allen: $7800

White Flash: $9460

Abazias: $8831

Blue Nile: $8766

Brilliant Earth: $10,050

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.