Reference
Guides
Identify it, check it’s real, understand what it’s worth. One guide per subject, every article in reading order.
Diamonds The Diamond Guide: Grading, Value and How to Tell If It’s Real From the 4 Cs to the Hope Diamond — every Fastemy diamond guide, in the order it’s worth reading. Rings & Jewelry The Ring Guide: Sizes, Metals, Settings, Hallmarks and Value Everything that isn’t the stone: size, metal, setting, stamps and what a ring is worth. Art & Paintings The Art Guide: Identify, Authenticate, Value and Care for Paintings Every Fastemy art guide in one place, from “what is this painting?” to “what is it worth?” Watches The Watch Guide: Movements, Accuracy, Water Resistance and Spotting Fakes How a watch works, what its markings promise, and whether it’s real. Designer Bags The Designer Bag Guide: Authentication, Date Codes, Condition and Care Is it real, what condition is it in, and how do you keep it that way? Coins The Coin Guide: Identify, Grade and Value Old Coins What a coin is, what condition it’s in, and whether it’s worth more than face value.
Free tools
Engagement Ring Designer Design a ring in 3D — stone, carat, metal, setting, accents — with an indicative price that moves with every choice. Diamond Size Chart Carat weight to millimetres for ten diamond shapes, with a true-to-scale preview and a full printable table. Louis Vuitton Date Code Decoder Turn an LV date code into a factory country and production period — and check whether the format fits the bag. Collector’s Glossary Plain-English definitions of the terms used for diamonds, rings, art, watches, designer bags and coins.