The star of the show, however, is a 15.51-carat fancy vivid yellow diamond (pictured top). Positioned between two white diamonds on top of a ring ... $950,000 to $1.25 million at the auction.

I tried an engagement ring from Quince, the online direct-to-consumer brand. Its center stone is a 3 carat lab-grown diamond ...

Check price at Blue Nile 3. James Allen IGI Lab-Grown 1.16 Carat E-VVS2 Cushion Modified Cut Diamond Classic Split Shank Solitaire Diamond Engagement Ring James Allen Cushion Modified Cut Diamond ...