Rolex Sea-Dweller 1665 Double Red Box/Papers from 1979, excellent and unpolished case that shows light wear from use, excellent flawless MKIV tritium dial with matching hands, excellent 9315 case bracelet with 585 endlinks, claspcode is B, the black bezel is also in excellent conditions, the particular exemple is a part of DRSD's the last batch and comes with the last generation caseback without serial numbers engraved, no service history, perfect working conditions