I would stick with the black ocean. UN is so much more unique than Rolex, and the UN is limited edition. Much more interesting piece and looks awesome up close in person
When asking in a UN forum, the replies are not surprising. My personal view is a little bit different: When I was into buying a diving watch many years ago, my choice was between the Rolex Sea Dweller, the IWC GST AT2000, and the UN Marine Diver. All thre...