Equipped with an optical sensor for measuring heart rate on the case back. Uses LED light to measure changes in blood flow to track heart rate. Also includes an accelerometer to count steps. For even greater accuracy of distance measurement, just pair with a smartphone and its GPS will adjust the data captured by the watch’s accelerometer. The Casio G-Shock DW-H5600 costs $299/£269 – so it’s a lot more than your average digital watch. But it does pack a fair amount of features. These new color models are designed to fit right in on summer outdoor activities. The four models that make up this new lineup are the white DW-5600 with a psychedelic pattern face, the DW-5610 whose layer molding makes it possible use different colors for the case and bezel for a great looking multi-colored design, and two DW-5900 models with nighttime neon coloring. G-Shock DW-5600NC-5: Dimensions: 48.9 x 42.8 x 13.4 millimeters Weight: 52 grams Specifications: DW-5600 (DW-5600NC-5 has LED backlight and battery life of about 5 years) WHERE TO BUY. G-SHOCK first revolutionized timekeeping with its innovative toughness back in 1983. The DW5600RB-3 recreates the First Green (1991) color G-SHOCK watch that was sold outside of Japan. This model has a gold LCD, which is similar to the one used in the original design. Shock resistant. 20 bar water resistant. Great for extreme sports. Monitor your heart rate, analyze fitness data and more for peak gains. G-SHOCK ’s DW-H5600 series is aimed squarely at fitness enthusiasts looking to track and monitor performance data during intensive training and dynamic activity. The all-new DW-H5600-1 and DW-H5600-2 models now live among the prolific watchmaker’s G-SQUAD (G-SHOCK MOVE The DW-5600TB Throwback Series is based on the classic square case which resembles the original G-Shock DW-5000. Each watch features a bold two-tone design with color combinations inspired by ’80s street fashion. The models include the black and yellow DW-5600TB-1, red and white DW-5600TB-4A, pink and light blue DW-5600TB-4B, and purple and Shock Resistant. 200-meter water resistance. Electro-luminescent backlight. Afterglow. Flash alert. Flashes with buzzer that sounds for alarms, hourly time signals. 1/100-second stopwatch. Measuring unit: 1/100 second (for the first 60 minutes) 1 second (after 60 minutes) The G-Shock GM-5600 has a stainless steel bezel and shares the same module as the DW-5600. The resin band on the GM-5600 is wider for a sturdy and comfortable fit. Notable Features: 1/100-Second Stopwatch, Timer, Multi-Function Alarm, Flash Alert, EL Backlight. See full specifications for GM5600SG-9 under “Additional information” tab above. Introducing small and thinner new models from the G-SHOCK iconic DW- 5600. The shine of the glass vapor-deposition dial, and the metal buckle and buttons provide these models with a look of quality. The simple mode indicators on the dial and the flat bands also add a touch of sophistication to these models. Qoz9.