The Casio CasiOak GM 2100B 3A Green comes in a green hue and is a unisex wrist wear. This watch comes in a case size of 45.9mm x 40.4mm x 11.0 mm. This CasiOak model features a stainless steel bezel and a break and deformation-resistant inner casing composed of glass fiber-reinforced resin. This watch features "G-SHOCK" and "PROTECTION" branding on the top and bottom sides of this watch respectively. This product is also water resistant up to 200 meters. The Casio CasiOak GM 2100B 3A Green had $220 as the recommended selling price on its debut in May 2022.