Shop for Swiss & Japanese watches › G-SHOCK GA2100-7A7 WATCH Image 1 of 1 G-SHOCK GA2100-7A7 WATCH CA$140.00 sold out Welcome to Tone-on-Tone G-SHOCK — watches devoted to the monochrome aesthetic, down to the finest detail. Sold Out Added! Welcome to Tone-on-Tone G-SHOCK — watches devoted to the monochrome aesthetic, down to the finest detail.