SevenFriday Q2/02. A chip that allows strong authentication (through NFC technology). Gunmetal center plate with stamped grain finish. Straight grass rhodium center ring with black print and polished copper color with black print ring and insert date window center. Matte copper exterior signet ring filled with gunmetal, silver print and polished rhodium sign on top. Double matte black for small seconds and large 24H working ring with copper and white print. 24H ring in copper color with circle with white print. Black dial with shiny rhodium hour markers. Diamond cut brass dial ring with black relief printed timer.