Brand Rolex Model (Watch) Sea-Dweller Reference No. 16600 Winding Automatic Case Material Steel Strap Material Steel Year of manufacture 1998, swiss only dial Condition Excellent (second-hand, no or barely visible signs of wear) Original Rolex documents supplied, no box Case Material Steel Diameter 40 mm Water-resistant Over 120 ATM Material bezel Steel Glass Sapphire crystal Dial Black Numerals on dial No numerals Strap Material Steel Strap colour Steel Clasp Material folding clasp Steel Functions Date