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Two jewelry & gems tools, side-by-side. See which fits your task.
Jewelry & Gems
Reference for gemstone shapes: round, oval, pear, marquise, emerald, and cushion.
Open Gemstone ShapesJewelry & Gems
Convert between karat, fineness, and percentage for gold purity.
Open Gold PurityYour specific task is reference for gemstone shapes: round, oval, pear, marquise, emerald, and cushion. Open the page, drop your input, get the result — typically under a second.
Your goal is convert between karat, fineness, and percentage for gold purity. Same approach: paste in, get the result, move on. No account, no upload.
Both tools live in the same category, so the choice depends on the exact subtask. Gemstone Shapes focuses on reference for gemstone shapes: round, oval, pear, marquise, emerald, and cushion; Gold Purity focuses on convert between karat, fineness, and percentage for gold purity. Try whichever description matches your goal more closely — they're both free.
Yes — both tools are free for unlimited personal use. The Pro plan unlocks higher limits and batch features but the core functionality stays free forever.
Absolutely. Many users chain multiple tools together — process a file with one, then feed the result into another. Nothing is uploaded, so chaining is essentially instant.
No. Both Gemstone Shapes and Gold Purity work without signup. We only ask for an email if you decide to subscribe to a paid plan.