Tambour Horizon: Luxurious Smartwatch Louis Vuitton is the latest luxury brand to enter the wearable tech market with the launch of first smartwatch: Tambour Horizon. It is a drum shaped device and is a part of Vuitton’s Tambour collection. Tambour Horizon features a 1.2-inch 390 x 390 AMOLED touchscreen underneath a sapphire crystal. The watch