Silver Purity Marks Around the World: 800, 835, 925 and Beyond

Silver purity marks indicate the fineness of the metal, with 925 representing sterling silver (92.5% pure), the standard for US and British silverware. 800 and 835 denote lower-grade “coin silver” commonly found in German and Italian antiques, while 950 indicates high-purity silver often seen in French Britannia standards. These impressed numbers act as a guarantee of metal content, distinguishing solid silver from plated base metals.

Imagine you are at a dusty estate sale in rural Ohio, digging through a box of tarnished kitchenware.

You pick up a heavy, intricate spoon. It feels substantial in your hand, not flimsy like modern stainless steel. You flip it over, squinting at the tiny impressed stamps on the handle.

It doesn’t say “Sterling.” It says “800.”

Did you just find a piece of European history, or is it a cheap reproduction? Understanding these numbers is the first step in accurate authentication.

What do the numbers 800, 835, and 925 actually mean?

These numbers represent “millesimal fineness,” a system that measures the purity of precious metals in parts per thousand.

Pure silver (999) is too soft for functional items like teapots or flatware. It would bend under the weight of a roast beef dinner.

To make it durable, silversmiths alloy it with copper. The number tells you exactly how much pure silver is in the mix.

• 925: This is sterling silver. It contains 92.5% silver and 7.5% copper. It is the gold standard for the US and UK collector market.
• 800: Found frequently on German and Italian pieces. It is 80% silver. It has a slightly warmer, yellowish tint compared to sterling due to the higher copper content.
• 835: A common standard in the Netherlands, Belgium, and Austria.
• 900: Often called “Coin Silver” in the US (pre-1870) or found in Chinese Export silver.
• 950: Higher purity than sterling. This is the standard in France (Minerva mark) and Japan.

Is 800 silver worth buying?

Absolutely. While it has a lower “melt value” than sterling silver, 800 silver is undeniably solid silver, not silver plate.

Many novice buyers at thrift stores pass up 800 silver because they don’t recognize the mark. This is a mistake.

Continental silver from Germany (Hanau silver) or Italy often features elaborate, hand-chased designs that are far more intricate than standard American silverware.

The fair market value of these pieces is often driven by the artistry and attribution to a specific maker, rather than just the raw silver content.

Pro Tip:

• 800 silver tarnishes faster than sterling because of the 20% copper content.

• It requires more frequent conservation and polishing.

Identifying these marks manually can take hours. Using the Antique Identifier app, you can simply take a photo and get an instant result.

How can I differentiate between countries based on these marks?

While the numbers give you a clue, the accompanying symbols—or hallmarks—tell you the country of origin. This is crucial for establishing provenance.

Germany (post-1888):
Look for the number 800 accompanied by a Crescent Moon and Crown (Halbmond und Krone). The moon represents silver; the crown represents the German Reich.

Italy:
Older Italian silver often uses 800 inside an oval. Modern pieces (post-1968) will have a star, the number 800, and a province code (like “MI” for Milan) inside a lozenge shape.

France:
France rarely uses numbers. Instead, they use complex assay marks. A head of Minerva usually indicates 950 purity (1st standard).

If you are struggling to decipher a lion or anchor symbol, you might be looking at a British piece. This identification process is detailed in our guide on Decoding British Silver Hallmarks: How to Read the Lion and Anchor.

What are the red flags for fake silver marks?

Forgery detection is a critical skill for any antique dealer. Unscrupulous sellers have faked marks for centuries.

Here is how to spot a dud:

1. The “EP” Trap: If you see “EP,” “EPNS,” or “A1” next to a mark, walk away. This stands for “Electroplated Nickel Silver.” It has zero silver value.
2. The Magnet Test: Silver is non-magnetic. If a magnet sticks to your “800” silver fork, it is steel or iron.
3. Rubbed Marks: Genuine hallmarks are struck deep with steel punches. If the mark looks shallow, cast, or “mushy,” it might be a reproduction molded from an original.

Always ask for a condition report if buying online to ensure the marks are crisp.

How does condition affect the value of silver items?

Whether you are looking for an auction estimate or an insurance replacement value, condition is king.

Solid silver items (800, 925, etc.) can often be restored. A bent spoon handle can be straightened by a silversmith.

However, be careful with monograms. Removing a monogram from a piece of sterling or 800 silver thins the metal significantly.

Warning:
Never put antique silver in the dishwasher. The detergents are too harsh and can pit the surface, destroying the patina that collectors prize.

Related Antique Identification Guides

Expand your expertise with these related guides: Antique Teapot Identification: Finding English Silver and Ceramic Marks, Sterling Silver vs. Silver Plate: The “Ice Cube” Test and More, Decoding British Silver Hallmarks: How to Read the Lion and Anchor

Conclusion

Finding a piece of silver stamped 800 or 835 is a victory. It means you have bypassed the mountains of silver plate and found an object with intrinsic value and history.

Don’t let the lower number scare you off. Some of the finest European craftsmanship resides in these 800-purity pieces. Keep your loupe handy, watch for the crescent moon, and happy hunting.