This is a comparison of 1.25ct ideal cut, H color, VS1 clarity Round cut diamonds (click the dollar amount to be taken directly to the diamond):

James Allen: $10,360

White Flash: $11,787

Abazias: $11,282

Blue Nile: $11,847

Brilliant Earth: $11,035

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.