This is a comparison of 0.7ct ideal cut, G color, VS2 clarity Radiant cut diamonds (click the dollar amount to be taken directly to the diamond):

James Allen: $1860

White Flash: $1928

Abazias: $2193

Blue Nile: $2040

Brilliant Earth: N/A

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.