This is a comparison of 2ct ideal cut, F color, VS1 clarity Emerald cut diamonds (click the dollar amount to be taken directly to the diamond):

James Allen: $17,950

White Flash: $21,445

Abazias: $21,615

Blue Nile: $22,467

Brilliant Earth: $24,300

These diamonds are independently inspected and graded by GIA/AGS, which means you can trust their quality. The quality of these diamonds is identical--the only thing that is different is the price. For everything you need to know about buying engagement rings online, please visit http://howiboughtthering.com.