Sterling Silver Jewelry: What 925 Means, Tarnish & Everyday Care

Sterling silver is a precious metal alloy made from 92.5% pure silver and 7.5% other metals, most commonly copper. The familiar “925” marking refers to its silver content. This combination gives sterling silver greater strength and durability than fine silver while preserving its beautiful, bright appearance, making it an excellent choice for jewelry designed to be worn and enjoyed for years.

Sky blue topaz circle necklace in sterling silver, with a faceted blue stone inside a silver circle on pale stone and linen.
Orbit Necklace

Sterling, silver plate, and silver color

Sterling silver is valued for its genuine precious metal content, lasting quality, and naturally bright finish. Unlike silver-plated jewelry, which has a thin coating of silver over another metal, sterling silver contains 92.5% pure silver throughout. Silver-tone jewelry simply describes a silver-colored appearance and may not contain any actual silver.

The “925” marking identifies sterling silver’s precious metal content and distinguishes it from silver-plated or silver-tone alternatives. In my jewelry, I use genuine sterling silver for the chains, earwires, and other metal components, creating pieces that offer consistent quality, durability, and timeless beauty.

Why sterling silver tarnishes

Sterling silver naturally reacts with sulfur compounds in the air and surrounding environment, which can gradually cause its bright surface to darken. This process, known as tarnishing, is a normal characteristic of genuine silver. Factors such as humidity, skincare products, and storage conditions can influence how quickly tarnish develops.

Unlike rust, tarnish affects the surface of the silver and can be removed with gentle cleaning to restore its natural shine. Some sterling silver jewelry is intentionally oxidized to create a darker, more distinctive finish. These pieces require different care to preserve their appearance, as explained in the oxidized sterling guide.

How to Care for Sterling Silver

Sterling silver is a durable precious metal that can maintain its beautiful shine for many years with proper care. A few simple precautions can help minimize tarnishing and preserve its natural finish.

Store sterling silver jewelry in a cool, dry place, preferably in a soft pouch or airtight jewelry bag to limit exposure to air and moisture. Avoid contact with perfumes, lotions, household cleaners, and harsh chemicals, and remove jewelry before swimming, showering, or exercising.

To maintain its shine, gently wipe your jewelry with a soft, lint-free cloth after wearing. A polishing cloth specifically designed for sterling silver can help remove light tarnish and restore its brightness. For more thorough cleaning, plain sterling silver components can be washed with mild soap and lukewarm water, then carefully dried.

For jewelry featuring gemstones or pearls, always follow the care instructions for the most delicate material. Avoid silver dips, abrasive cleaners, and vigorous polishing, which may damage sensitive stones. Intentionally oxidized sterling silver also requires special care to preserve its darker details.

Sky blue topaz circle earrings in sterling silver, with faceted blue coins inside open silver circles, hanging above ivory linen.
Orbit Earrings

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