Rolex Submariner 1680/8 Black Nipple Dial in 18k Yellow Gold with Box and PapersA gold tool watch is, lets face it, a contradiction in terms. After all, who really needs a diving watch made of solid gold? So, what was Rolex thinking in the late 1960s when they introduced the reference 1680 8 in 18k gold? Rather than simply replicating the steel version, Rolex opted for a different set of hour markersbecause lets be honest, no sane person needed high lume indexes on a dive watch that would likely never see water! These distinctive