The Aquinus Hydrautica ASSQR7RBGY001 is another promising model of this collection. It features a stainless steel polished round case with matte black and grey aluminum inlay with luminous. As a timepiece for professional divers, it has a satin grey dial with shiny silver indexes and hands with light green luminous, a black rubber tropic strap, a round polished silver crown, and is powered by Ronda 763 Swiss-made movement.