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Care, Sizing & Insurance

Resizing by setting type, stone durability, storage and insurance — keeping a century-old piece wearable for the next one.

All guidesAntique Diamonds & Diamond CutsAntique & Vintage Engagement RingsGemstone GuidesJewelry Eras & HistoryHallmarks, Dating & AuthenticationDesigner & Signed JewelryGold & Precious MetalsBuying GuidesHeirlooms & Bespoke DesignCare, Sizing & InsuranceCollecting & Value
A Victorian gold locket with a pearl star, an old-cut diamond spray brooch and an Art Deco onyx and diamond ring on green velvet.
September 2026

Antique Lockets: How to Date One, Open It Safely, and Wear It

A locket is the only jewelry designed to hold a secret. How to date one by its construction, what the different styles...

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Mohs hardness scale chart ranking gemstones from diamond at 10 to talc at 1, showing durability for everyday jewelry.
August 2026

Gemstone Hardness: What the Mohs Scale Means for Jewelry You Actually Wear

Mohs hardness tells you which gems survive daily wear and which belong in earrings. Here's how to read the scale and choose...

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