The colorful dial of the Aquis Date Upcycle 41.5 mm is made of recycled plastic bottles. This isn't just for show its a symbol of our belief that together we can bring Change for the Better. Multi-piece stainless steel case, ceramic minutes scale top ring. Sapphire, domed on both sides, anti-reflective coating inside. Stainless steel, screwed, see-through mineral glass. *Each dial is unique and may slightly vary from the photo