Rolex Brand Model (Watch) Sea-Dweller Reference number 16660 Automatic winding Case Material Steel Strap Material Steel Condition Used (Good) The article shows signs of wear perceptible to the sight and touch, such as scratches, nicks or small dents. Last serviced 10th January 2024 Internal overhaul Kit original documents, no box Automatic winding Case Case Material Steel Diameter 40 mm Water-resistant Over 120 ATM Bezel Material Steel Glass Sapphire crystal Dial Black Numerals on dial Without numerals Strap Strap material Steel Bracelet colour Steel Folding clasp Clasp material Steel