Y GRAND SEIKO, SPRING DRIVE, REF. SBGC017GA LIMITED EDITION BLACK CERAMIC AND TITANIUM CHRONOGRAPH WRIST WATCH WITH DATE, DUAL TIME ZONE AND POWER RESERVE INDICATION, NO. 538/600, CIRCA 2016Movement: Cal. 9R96A, automatic chronograph, 50 jewels Case: Black ceramic and titanium case, screw down crown, screw down display case backDial: Green fir tree texturedStrap: Grand Seiko black crocodile strap with stainless steel claspSize: 46mmSigned: Case, dial, movement, crown, strap, claspAccessories: Grand Seiko box, warranty booklet, instruction book, outer card packaging