Casio MT-G Carbon Bezel with Bluetooth, Radio Solar, Layer Composite Band Model MTG-B1000XBD-1AJFProduct Highlights The latest model features a carbon material bezel known for its lightweight and high rigidity. The layered portion of the carbon bezel is accented with vibrant colors, while the edges of the metal parts that make up the exterior are meticulously polished with mirror and hairline finishes, achieving a balance of toughness and elegance. The high transparency sapphire glass and the finely crafted indexes and dials from Casio's Yamagata