[Introduction] The Casio G-SHOCK GST-W300G is a mid-size G-STEEL model that combines the toughness of the G-SHOCK line with a sharper metal-accented design. Its blue ion-plated bezel components, black dial layout, and analog-digital display create a modern and highly wearable sports watch with strong everyday practicality. It also features radio-controlled timekeeping and Tough Solar charging, making it especially appealing for buyers seeking convenience and reliability. [Historical & Collector Value] The GST-W300G belongs to the G-STEEL series, a collection that expanded G-SHOCK’s appeal by blending shock-resistant construction with a more refined metal-and-resin exterior. This model was introduced as part of the downsized mid-size GST-W300 series, offering the well-known Layer Guard structure in a more compact and versatile form. The blue-accented version stands out within the series for its distinctive colorway and strong crossover appeal to both G-SHOCK enthusiasts and collectors of modern Japanese tool watches. Specifications ◇Brand: Casio ◇Model: G-SHOCK G-STEEL ◇Reference: GST-W300G ◇Module: 5524 ◇Movement: Solar-powered radio-controlled quartz / ana-digi ◇Case size: 45 mm ◇Case / bezel material: Resin / stainless steel ◇Color: Blue and black ◇Glass: Mineral glass ◇Band: Resin strap ◇Water resistance: 20 bar ◇Functions: Multiband 6 radio timekeeping, Tough Solar, world time, stopwatch, timer, alarm, full auto calendar, double LED light, hand shift function ◇Shock resistance: Shock Resist ・Condition Well preserved condition with light signs of normal use. The bezel and case show minor surface wear consistent with careful ownership, and the dial, hands, and displays present clearly. The resin strap remains in good wearable condition. ・Service History Operational checks have been performed, and the watch is functioning at the time of listing. As a solar quartz model, it does not require regular battery changes under normal use, though future maintenance may be required depending on usage and buyer standards. ・Shipping & Customs This watch ships from Japan, will be carefully packed, and international shipping is available. Customs duties and import taxes are the buyer’s responsibility.