This is a comparison of 1ct very good cut, F color, VS2 clarity Asscher cut diamonds (click the dollar amount to be taken directly to the diamond):

James Allen: $4790

White Flash: $4667

Abazias: $5399

Blue Nile: $5753

Brilliant Earth: $4920

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.