Product Details + MATERIAL : Multi-piece titanium case, ceramic minutes scale top ring SIZE :43.50 mm TOP GLASS :Sapphire, domed on both sides, anti-reflective coating inside CASE BACK :Stainless steel, screwed, see-through mineral glass OPERATING DEVICES :Stainless steel screw-in security crown WATER RESISTANCE :30 bar INTERHORN WIDTH :24 mm Oris 733, base SW 200-1, 38 hours power reserve Titanium MATERIAL : Multi-piece Titanium metal bracelet, security folding clasp with extension WARRANTY :2 Years