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

James Allen: $7890

White Flash: $9420

Abazias: $9237

Blue Nile: $8831

Brilliant Earth: $9425

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.