This 100% natural quartz finish combines one of nature’s hardest minerals with a specially engineered admixture Pebble Edge® that fortifies the cement. Luna Quartz® looks like a traditional plaster but is much more durable. Aruba is accented with royal blue and black colored quartz. The watercolor in most cases falls into a medium dark blue hue. To set proper expectations and understand more about this product, please watch the overview video and visit our disclaimer page. Here are two more helpful videos variables that influence water color and product line differences.