The Hublot Big Bang e Electronic Watch is a sophisticated work of art. It’s available in a 42-millimeter case made of either titanium or ceramic. You’ll also discover a plethora of other stunning materials throughout this electronic watch. For example, the hour numerals have scratchproof sapphire crystal underneath them. These exude a classy touch that sparkles beneath the light. This piece of jewelry is practical, too, as it’s water-resistant up to 30 meters. Its most impressive feature is the smartwatch..