All About Antiques

Authentic antique Carnival Glass (1908–1930) is identified by its crisp pressed-glass patterns, a clear base color visible when held to light, and a fine satin iridescence—never oily or peeling—from makers like Fenton, Northwood, and Millersburg.

Authentic antique cobalt glass is identified by its deep, rich blue color, created by adding cobalt oxide to molten glass. High-value pieces typically feature pontil marks on the base (indicating hand-blown origins), lack mold seams, and may carry signatures from makers like Tiffany, Steuben, or Fenton. Pieces from the 18th and early 19th centuries command…

Authentic Murano glass can be identified by looking for imperfections like small air bubbles (pontil marks on the base) and the presence of specific consortium labels like the “Vetro Artistico® Murano” trademark (code 001-099). Genuine pieces feel heavy for their size, feature rich, non-painted colors, and often lack perfect symmetry, distinguishing them from mass-produced Chinese…

Depression glass identification relies on recognizing specific patterns, colors, and mold marks produced between 1929 and 1939. Authentic pieces often have minor flaws like straw marks or bubbles, which reproductions lack. To determine value, look for rare colors in patterns like Royal Lace (cobalt blue) or Cameo (green), checking for sharp mold lines and consistent…