14k Yellow Gold Necklace with Natural Turquoise, Natural Lapis, and Natural Diamonds The Cote Necklace brings together vivid turquoise and deep blue lapis, two stones celebrated for their rich color and natural beauty. The alternating pattern highlights the unique character of each stone, while naturally occurring golden pyrite within the lapis adds depth and dimension throughout the strand. Finished with a diamond accented 14k gold centerpiece, the design balances vibrant color with fine craftsmanship, creating a piece that feels both distinctive and timeless.