What Makes Diamonds And Sapphire Trendy? Diamond and sapphire rings are a gemstone option that has been and will always be fashionable due to their timeless beauty, durability, rarity, and additional age-old charm. In 2023, Millennials and Gen Zers will still be drawn to sapphire and diamond jewelry. And what's this? Wearing a ring with sapphire and diamonds will make you stand out everywhere you go.The year 2023 will usher in a new era of fashion, during which time those who adore jewelry will be drawn to experimenting with various adornments on their appearances. And the most popular choice for engagement rings will continue to be rings with sapphire and diamonds.