The DiW The Black Grail Nautilus All Carbon Montley 1 of 5 Pieces is a men's sports watch with a 41 mm octagonal case in carbon composite. It has a black dial under sapphire crystal.
It is powered by the self-winding mechanical calibre 324 S C with a power reserve of 48 hours. Functions: Date. Water-resistant to 50 m. The watch is fitted with a Carbon Bracelet with a folding clasp in carbon.
