Blue Nile Diamond Tennis Bracelet In 14k White Gold ... In Sterling Silver Shop the best Blue Nile Valentine’s Day jewelry gift ideas for under $1,000. $152 at Blue Nile (Save $38) 💓 More ...

The lab-grown diamond boom is over, jewelry industry experts say. Lab-grown gems are mainstream now and real diamonds are back in vogue, analysts told Business Insider. Prices for lab-grown ...