Both crystal and glass are used to make similar pieces: wine glasses, decanters, vases, bowls, platters and other decorative objects. Look more closely, though, and it’s easy to tell the difference.

Produced by the Hocking Glass Company from 1931 to 1937, this pattern showcases intricate, raised rose motifs. Available in soft pastel shades like pink, green, and yellow, and a crystal-clear ...