While diamond necklaces are precious and gorgeous pieces of jewellery, they are seen as a sound financial investment. They have sentimental and aesthetic significance and can be used as a symbol of love and important events. A diamond necklace may be an excellent investment due to its enduring worth, timeless beauty, and potential for appreciation through time, making it an important addition to your jewellery collection.Dua Lipa, for example, donned Tiffany & Co.'s new Legendary Diamond necklace to met gala 2023 set on platinum; it weighs over 200 carats and is modeled by the legendary yellow Tiffany Diamond worn by Beyoncé and Audrey Hepburn.