Great versatility and high functionality. Thanks to the lightweight, sturdy and scratch-resistant nature of titanium that provides greater comfort on the wrist and the 20 bar water resistance of the watches, this series is perfect for all types of lifestyles and situations. In both design and functionality, this Titanium Astron Series is easy to use and enjoy, day and night, at home or outside, in the office or on the beach. Since 2012, Seiko Astron has been a world leader in solar GPS technology. Today, the Astron GPS Solar collection includes a wide range of styles, all of which offer atomic clock accuracy and exceptional ease of use. By connecting to the GPS network, each Astron watch adjusts to your time zone at the touch of a button and, drawing all the power it needs from the light alone, never needs to change the battery. This new Astron GPS Solar 5X53 pays homage to the design of the original 1969 Quartz Astron with the curved case silhouette, case lugs and slim bezel. A classic design by technology