Casio G-Shock GM-2110D-4AER Biton Dotée d'un cadran bleu distinctif

Dotée d'un cadran bleu distinctif et d'un boîtier en acier inoxydable

and a stopwatch accurate to one-hundredth of a second

The latter

Advertisements from 1959 stated that it had been chosen by nine out of ten of the "Greats" of mountaineering for its astonishing resistance to the elements and shocks

silver dial with alternating Roman numerals and day-date display

Casio G-Shock GM-2110D-4AER Biton Dotée d'un cadran bleu distinctifThe Casio G Shock GM 2110D 4AER is a vibrantly designed analog digital watch with an octagonal stainless steel case and a vibrant orange dial. It combines the bold aesthetics and rugged durability that the G Shock line is known for.