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Two jewelry & gems tools, side-by-side. See which fits your task.
Jewelry & Gems
Estimate ring weight from dimensions, metal type, and band width.
Open Ring WeightJewelry & Gems
Reference for sapphire quality assessment: hue, tone, saturation, and treatments.
Open Sapphire GradeYour specific task is estimate ring weight from dimensions, metal type, and band width. Open the page, drop your input, get the result — typically under a second.
Your goal is reference for sapphire quality assessment: hue, tone, saturation, and treatments. 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. Ring Weight focuses on estimate ring weight from dimensions, metal type, and band width; Sapphire Grade focuses on reference for sapphire quality assessment: hue, tone, saturation, and treatments. 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 Ring Weight and Sapphire Grade work without signup. We only ask for an email if you decide to subscribe to a paid plan.