Search over 300,000+ verified marks, stamps, hallmarks, and artist signatures across art, antiques, furniture, jewelry, silver, and more.
From a pottery stamp on the base of a vase to a hallmark on the back of a silver spoon, identifying marks are the fingerprints of the antiques world. WorthPoint Marks lets you search over 300,000 unique marks and over 4 billion images from past listings — so you can quickly identify maker, origin, age, and authenticity without guesswork.
The WorthPoint Marks database spans a vast range of collectible categories:
WorthPoint Marks is a visual database of over 300,000 identifying marks and 4 billion images, giving collectors, resellers, appraisers, and estate professionals everything they need to identify and authenticate antiques and collectibles.
The database covers a wide range of identifying marks across many collectible categories, including pottery and porcelain maker’s marks, silver and metalware hallmarks, glass maker’s marks, jewelry stamps and purity marks, furniture labels, fine art signatures, and decorative arts stamps. Marks from manufacturers, artists, guilds, assay offices, and regional trade organizations worldwide are represented.
WorthPoint Marks features a visual search experience that lets you find marks based on their appearance—shapes, symbols, initials, or combinations thereof. This helps you identify a mark even if you don’t know the name or origin, especially when encountering unfamiliar pieces.
Yes. Identifying a mark is one of the most important steps in authenticating an antique or collectible. By matching the mark on your item to a verified entry in the WorthPoint database, you can confirm the maker, country of origin, and in many cases the approximate date of manufacture — all key factors in establishing authenticity.
In many cases, yes. Many marks — particularly silver hallmarks and pottery stamps — changed over time or were used only during specific periods. The WorthPoint Marks database includes contextual information that can help you narrow down when a piece was made based on the specific mark it carries.
A hallmark is an official mark applied by an assay office or regulatory body that certifies the metal content and quality of an item, most commonly found on silver and gold pieces. A maker’s mark, by contrast, is applied by the manufacturer or craftsperson and identifies the maker of the item. Both types of marks are included in the WorthPoint Marks database and are essential tools for authenticating and valuing metal antiques.
The WorthPoint Marks database contains over 300,000 unique identifying marks from over 4 billion images from past listings, making it one of the largest visual marks references available to collectors and antique professionals anywhere in the world.
Yes. WorthPoint is fully accessible on mobile devices, so you can search the marks database in the field — at an estate sale, antique fair, auction house, or flea market — right from your smartphone or tablet.
Yes, WorthPoint Marks is available as part of a WorthPoint membership. Membership also includes access to WorthPoint’s Price Guide and the WorthPoint Library of digital publisher works and institutional archives, giving you a complete suite of research tools in one platform.
Yes. Once you’ve identified a mark and confirmed the maker or origin of your piece, you can use WorthPoint’s sold-price database to research what similar items have actually sold for — connecting authentication directly to real-world market value.
