True Square Automatic Open Heart Sparkling R27083722

This Rado True Square Open Heart lights up with top-class diamonds, a sparkling new dial and a monobloc square case in polished plasma high-tech ceramic. A sapphire crystal glass adds lustre to the dial with 12 diamond indexes and a rhodium-coloured diamond powder-like finish. A low-relief grey minute track circles yellow gold-coloured hour and minute hands with Super-LumiNova® highlights, and a yellow gold-coloured second hand. Cut-away windows draw the eye into the heart of the watch, where the Rado calibre R734 automatic movement delivers reliable accuracy with an anti-magnetic NivachronTM hairspring and a remarkable 80-hour power reserve. The dial was developed using a unique electro-forming process that produces a diamond-powder like finish and permits the Rado logo, markings and minute tracks to be raised in relief from the base of the dial, the end result of galvanic growth. Polished plasma high-tech ceramic, a dazzling dial and 12 jubilé diamonds combine to create irresistible ...

Source: Rado website, last updated Mar 2026