Black-Out Concept，黑色PVD塗層不銹鋼半鏤空自動上弦鏈帶腕錶，配計時功能，“Black-Out Daytona”，型號116520，約2011年製

SIGNED ROLEX, OYSTER PERPETUAL, COSMOGRAPH, BLACK-OUT DAYTONA MODEL, REF. 116520, CASE NO. 7K5Z2511, CIRCA 2011