Yes, Blue Nile is a legitimate online diamond retailer with a long track record, large inventory, showrooms, and published 30-day returns.
Blue Nile vs Rare Carat in 2026: Rare Carat wins for price, verification and advice, while Blue Nile is better for showrooms and a long retail history.
Yes, Brilliant Earth is a legitimate fine jewelry retailer with showrooms, certified diamonds, and published return protections. Here are its strengths and tradeoffs.
Brilliant Earth wins for showrooms, designer settings and ethical branding. Rare Carat wins for inventory, verification, advice and value.