UTILITY 40 | DIVE COLLECTION | GRAPHITEKEY FEATURES 40mm TiX Titanium sand blasted case, hardened to 1200hv 300m water resistance FKM rubber strap, with option to add TiX Titanium bracelet Built in the UK, backed by a 3 year warranty 300 metres. TiX titanium. Swiss solar. No nonsense. The DIVE collection takes our function first approach and fine tunes it for the deep. The case is TiX titanium (hardened to 1200 HV). 40% lighter than steel, 4x harder, corrosion proof and built to shrug off