EXTREMELY RARE VINTAGE CURRIER AND & IVES LARGE D HANDLE COFFEE MUG ROYAL CHINA. Condition is "New". Shipped with USPS Priority Mail. The very first of four versions of the large coffee mug made by Royal China Co. This first version from the early 50's has a blue back stamp and is very hard to find. The second version has a green stamp. The third version has a small green made in usa stamp. The fourth and final version was not stamped by Royal. The common flat teacups by Royal... are 6 ounces. These mugs are 10 ounces. Brand new collector quality example. No chips, no cracks, no nicks, no crazing.