Rado, Sintra Tennis Chronograph, Men's Watch, Ceramic Case, Ceramic Bracelet, Quartz Swiss Made Movement With headquarters in Lengnau, Switzerland, Rado was founded in 1917 as a maker of watch movements. In the mid-1900's, Rado expanded their production with their first collection of watches. With a futuristic vision, Rado set out to design a line of watches with superior scratch-proofness. They pioneered the use of unconventional materials, such as hardmetal, high-tech ceramics, lanthamum, sapphire crystal and high-tech diamonds, to produce a distinctive, clean-lined, modern and pure watch with adventurous styling. Rado's innovative design has resulted in a durable, long-lasting, comfortable and affordable timepiece.