Casio G-Shock MR-G 2000B Series Limited Edition 800 pcs Worldwide MRGB2000JS-1ADedicated to traditional Japanese artisanal techniques handed down over centuries, this timepiece celebrates the traditions and aesthetics unique to Japanese swords with a design that incorporates the Juryoku Maru: San, the katana commissioned by Casio for the MR G line. Case size (L W H) 54. 7 49. 8 16. 9 mm Weight 154 g Case and bezel material Titanium Band Titanium alloy DAT55G band * DAT55G: DAT is a registered trademark of Daido Steel Co., Ltd.