 The S III has a plastic chassis measuring 136 @.@ 6 mm ( 5 @.@ 38 in ) long , 70 @.@ 7 mm ( 2 @.@ 78 in ) wide , and 8 @.@ 6 mm ( 0 @.@ 34 in ) thick , with the device weighing 133 grams ( 4 @.@ 7 oz ) . Samsung abandoned the rectangular design of the Galaxy S and Galaxy S II , and instead incorporated round corners and curved edges , reminiscent of the Galaxy Nexus . The device has been available in several color options : white , black , grey , blue @-@ grey , red , and brown . A " Garnet Red " model was made available exclusively to US carrier AT & T on 15 July 2012 . 
