This Cartier Santos Octagon, reference 187903, is a 24mm case in Steel and Yellow Gold used condition, featuring a White Roman dial, a Standard YG bezel, a Standard bracelet.
Cartier · 187903
Cartier Santos Octagon in Steel and Yellow Gold, 24mm case, White Roman dial, Standard YG bezel.
Founded in Paris in 1847, Cartier built its reputation as jeweler to royalty before becoming a cornerstone of fine watchmaking. Its horological identity rests on iconic case architectures — the Santos, Tank, and Ballon Bleu — rather than in-house movement innovation. Cartier occupies a rare dual position: respected in haute joaillerie and taken seriously by watch collectors, particularly for dress and jewelry watches. Browse all Cartier ›