For a timeless collection, go with classics like a sapphire ring, emerald drop earrings, and a bold pendant with a rare gem like alexandrite. These pieces can be dressed up or down and hold both aesthetic and investment value. A great place to start is Tsarina Jewels https://tsarinajewels.com/ —they specialize in gemstones and high end jewelry with a luxurious yet wearable vibe. Great quality and standout stones.