In 1970, Citizen introduced the X-8 Chronometer, the world’s first titanium watch with a case purity of 99 percent. Since then, the Japanese manufacturer has unveiled several new watches, spanning price range and style, made with its Super Titanium material, beginning in 2000 with the launch of the ASPEC World Time. Citizen has been cultivating Super Titanium for 50 years to overcome the natural disadvantages of the material ? softness, vulnerability to scratching, resistance to being shaped, and the difficulty of polishing it and adding color variations ? by using a series of titanium-processing technologies and a proprietary case-hardening process that the brand named Duratect. The results" According to Citizen, a more versatile material that is 40 percent lighter than stainless steel and is 50 percent more scratch-resistant.
The Citizen Titanium Technology 50th Anniversary Limited Model Satellite Wave GPS F950 is limited to 550 pieces worldwide.

Last year, Citizen announced it would be participating in a project in which its Duratect technology will be used in outer space. The brand has partnered with Japanese start-up ispace, inc. to provide its proprietary titanium-processing technologies for the hakuto-r luna exploration program, undertaking two lunar missions over the next three years.

In honor of its half-century of titanium innovations, Citizen has announced the launch of four new timepieces: The Satellite Wave GPS Titanium 50th ...