An overall upgraded version from CIGA Design Z Series aims to maximumly showcase the genius fusion of mechanical aesthetics and precise craftsmanship, applied with the brand-new black & gold color matching, the hollowed gear-shaped hands, and a reconstructed striking case. *This edition features no second pointer(hand). SWISS-MADE C3 SUPER-LUMINOVA - With the brightest standard LumiNova based on non-radioactive and nontoxic afterglow pigments, activated by sunlight or artificial light, Z Series Exploration performs more stunning at nighttime, which might last the entire lifetime. Carved from 316L Marine Grade Stainless Steel. Equipped with scratch-resistant Sapphire Crystal. Customized Seagull automatic caliber integrated by 25 jewels and 176 precision parts with a power reserve of 40 hours. Visible mainspring for gauging how much power is left. DIAMOND-LIKE CARBON COATING - With excellent bio-compatibility, applied on the Z Series skeleton automatic watch to lower friction, enhance hardness, and offer extended durability. Designed and engineered as a multi-page book, the packaging that surrounds our watches is as majestic as its contents.