This vase was a gift to my grandmother, purchased between 1906 and 1909. It is 9½ inches tall and is marked "Nippon, Hand-Painted." I have been told that some Nippon pottery is valuable and ...

In Vintage Dallas, Hour 2, Riley Humler appraises an early 20th C. Nippon Coralene vase. Funding for ANTIQUES ROADSHOW is provided by Ancestry and American Cruise Lines.

The Japanese chose their word Nippon for the country of origin mark. Then in 1921 our government asked the word to be changed to Japan. So, your vase was made between 1900 and 1920.