This is a comparison of 2ct ideal cut, G color, VS2 clarity Round cut diamonds (click the dollar amount to be taken directly to the diamond):

James Allen: $29,720

White Flash: $32,978

Abazias: $32,225

Blue Nile: $31,713

Brilliant Earth: $31,685

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.