This is a comparison of 1ct VG cut, E color, VS2 clarity Marquise cut diamonds (click the dollar amount to be taken directly to the diamond):

James Allen: $5350

White Flash: $6143

Abazias: $5814

Blue Nile: $5920

Brilliant Earth: $6880

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.