Tiffany & Co. returned took a dive back into the ocean again this year. For its 2025 Blue Book high jewelry collection, there were seahorses, starfish, coral, waves and more to complete the “Sea of ...

Every product on this page was chosen by a Harper's BAZAAR editor. We may earn commission on some of the items you choose to buy. Rubies, known to be the symbol of love and romance, are also the most ...