Pouilly
The round glass top is supported by one base. A river stone from Fresno area in California is inserted. The inside openings of the three elements of each base are cut to fit the shape of the inserted stone.
Machiche, also called Mayan Machiche is an exotic wood from Central America is used to make the bases.
In this example, a 17 inches height base support a 22 inches diameter. glass (Not included).