Swiss Made, precision Ronda 5040.F quartz chronograph Solid 316L steel and titanium case with 10 micron 18K yellow gold Titanium bezel Screw-in back Sapphire scratch-resistant crystal with an anti-reflective coating Super-LumiNova advanced illumination system on hands Rubber bracelet with solid engraved steel inserts and deployent buckle Water resistant to 330ft/100m Diameter 48mm Thickness 11mm 5.1 oz Weight Individually Serial Numbered 2 Year International Manufacturer's Warranty