Most 12-piece white dinner plate sets list plate diameters around 10.5–10.75 inches.
Listings for service-for-12 dinner sets commonly use porcelain; other white dinnerware options are often described as ceramic.
In these listings white dinner plates appear in round and square shapes.
Typical dinner plates in these 12-piece sets are listed at about 10.5–10.75 inches in diameter; one listing specifies a depth of 1 inch for its 10.75-inch plates.
Finishes range from glossy surfaces to listings described as having no surface treatment.
“Service for 12” indicates the set includes twelve dinner plates—enough to serve 12 people.