Rolex Datejust model 16013 automatic movement, men's wristwatch. Case and bracelet crafted from stainless steel with an additional yellow gold layer (likely applied). Dial features a black matte finish (MOP) accented by 78 diamonds totaling at least 2.48 carat weight (TCW), average color F, average clarity VS, set using prong setting in the bezel and dial center via custom aftermarket installation.