Rado watch diamaster grande seconde r14129316 the rado diamaster grande seconde is notable for its asymmetrical dial design which features two stacked sub dials one for hours and minutes and the other for seconds updated details make these two new models a beautiful reminder that time is of the essence roman numerals have been added and a sunray pattern in greyish brown or strong blue frames the subdials the 43 mm case is outfitted with a colourcoordinated leather bracelet in either brown