This is a comparison of 0.75ct ideal cut, D color, VS1 clarity Emerald cut diamonds (click the dollar amount to be taken directly to the diamond):

James Allen: $2640

White Flash: $3121

Abazias: $3063

Blue Nile: $3370

Brilliant Earth: $3580

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.