Single master cup features a gray glaze on the exterior, while the interior showcases the unique sky-blue glaze of Longquan celadon, creating a refreshing feel. The body of the cup is adorned with a lively goldfish, playfully peeking out and blowing a stream of bubbles, vividly depicting a cheerful underwater scene. The design skillfully captures the essence of movement and joy, adding a whimsical touch to the elegant craftsmanship, and the goldfish also symbolizes good fortune and prosperity.
