G-SHOCK Ref. 6900 By John Mayer – HODINKEE Shop,G-Shock x Hodinkee John Mayer Ref. 6900-PT1,John Mayer Is Back With Another G-Shock Collab | GQ,Introducing the Casio G-Shock Ref. 6900-PT80, a watch I designed in collaboration with @hodinkee and @gshock_us. Update: sold out. Thank you for your support and enthusiasm. I'm blown away. 🤍,Hodinkee and John Mayer Team Up with G-Shock for a Keyboard Inspired Ref 6900 - Worn & Wound