CASIO Casio G-SHOCK GM-2100YM-8AJF Brand new, unused item G-Shock Lucky Bag GM-2100YM-8AJF 【CASIO G-SHOCK FINE METALLIC SERIES】 Since its release in 1983, the tough watch G-SHOCK has continued to evolve in pursuit of unyielding strength. This model combines a soft feel with the dazzling texture of metal. It features a metal bezel and is finished in a single tone. The band is made of skeleton resin with vapor deposition treatment on the back, and is bonded with soft, skin-friendly silicone resin, giving it a shine similar to metal. The cool design can be widely used as a fashion item. The keeper also features a carefully designed silver metal keeper.