Solar radio wave correction function (receives standard radio waves from Japan, China, the U.S., and Germany) Fully automatic calendar function (until December 31, 2099) World time function (25 time zones) Titanium case and band Details: -The popular SSQV040 series has been renewed since its release in 2018 with a cleaner and more beautiful design -The button at 4 o'clock has been submerged for a cleaner case and the DL design is cleaner and easier to read -The outer circumference of the dial is now covered with a radial line. Radial printing pattern on the outer circumference of the dial makes the layout of the indexes look more coherent and neat. The cut-out abbreviations outside the bar indexes and the diamond at the 7 o'clock position shine softly. The lineup of the three models allows you to find your favorite one among the best-selling coloring (all silver, pink gold two-tone, and champagne gold two-tone). The titanium material makes the watch so lightweight that you may forget that you are wearing it.