Introducing a G-SHOCK model in collaboration of the PORTER brand of bags to commemorate the 85th anniversary of Yoshida&Co.*?The base model is the metal-covered GM-5600, with a fabric band made of the same materials as that used for Yoshida&Co. plus a replacement standard resin band. Both bands are printed with the PORTER logo and the case is highlighted with accents in orange, which is a signature color of PORTER brand bags. The metal bezel and case have a hairline matte finish to create a military look.