The Concord Mariner is a distinctive timepiece designed by Jean-Claude Gueit, known for his work on the Polo Piaget, which shares a similar aesthetic. Launched in the late 1970s, the Mariner features a bold octagonal case and an integrated bracelet, blending sportiness with elegance. Its versatile design and reliable movement make it a favorite among watch enthusiasts, showcasing Gueit’s innovative approach to luxury sports watches. The Mariner stands out as an iconic piece in the evolution of modern horology. The SST engraving stands fro Super Sonic Transportation as the Concord was the only super sonic passenger airplane.