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

James Allen: $5120

White Flash: $6099

Abazias: $5829

Blue Nile: $5704

Brilliant Earth: $6375

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.