Blue Nile Pink Sapphire And Diamond Heart Pendant In 14k White Gold Shop the best Blue Nile Valentine’s Day jewelry gift ideas for under $1,000. $777 at Blue Nile (Save $333) ...

Blue Nile Two-Toned Lab Grown Diamond Flower Pendant Necklace In 14K Yellow Gold Save nearly $900 on this unique flower pendant necklace at Blue Nile’s Valentine's Day sale. $1,308 at Blue Nile ...

CLOCKWISE FROM TOP RIGHT: Pasquale Bruni Giardini Segreti ring in 18-k white and rose gold with diamonds, $32,800; Verdura ring in 18-k yellow gold with peridot and topaz, $19,500; London ...