mastermind JAPAN has gotten together with Casio for this special G-Shock Valentine’s Day Box Set featuring two watches in addition to a special heart shaped box to place the watches. The two watches that are a part of the box set are the Casio G-Shock DW-5600 and the DW-6900. In addition the signature mastermind skulls are featured on both watches. You can purchase your mastermind JAPAN x Casio Valentine’s Day Box Set now at Colette. via Highsnobiety.