Tools
The tools, on the bench.
Free, no-signup reference for jewelers and sellers. The everyday lookups, built to be quick and honest. No email wall, no upsell to use them.
01
3D
Free 3D jewelry viewer
Open a .3dm, .glb, .obj or .stl in your browser, set the metals and stones, turn it to any angle, and download the view.
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3D
Free jewelry 3D models
Rings, earrings, bangles and pendants built to your size: download an STL, Rhino 3DM, OBJ or GLB, ready to print or cast.
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Photography
Jewelry photo checker
Score a product photo for lighting, focus, background and framing, and check it against Etsy, Shopify and Instagram size rules.
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Pricing
Jewelry pricing calculator
Price handmade jewelry to profit: materials, labor, fees, and target margin into retail, wholesale, and break-even.
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Pricing
Gold price calculator
Live gold value by karat and weight: melt value plus a realistic dealer payout.
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Pricing
Permanent jewelry pricing calculator
Price welded bracelets, anklets, and necklaces: chain, labor, and overhead into a per-inch price and margin.
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Pricing
Silver scrap calculator
Live silver melt value by fineness and weight: sterling, coin, and fine silver, plus a realistic scrap payout.
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Pricing
Platinum price calculator
Live platinum melt value by fineness and weight, from 950 and 900 marks, plus a realistic dealer payout.
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Identification
Hallmark decoder
Read the stamp inside a piece: 925, 750, 585, 417, platinum and plating marks.
Open tool →10
Reference
Ring size converter
Convert a ring size across US, UK, EU and mm, with a full chart and how to measure at home.
Open tool →
Why we built these
The lookups a jeweler does every week.
Bling AI makes jewelry photography, but the day-to-day of running a jewelry business is full of small, recurring lookups: what a stamp means, what a piece is worth by weight, what a customer's ring size is in another country's system.
So we built the ones we kept reaching for, and made them clean and free. No account, no email wall. If they save you a minute, that's the point.
When you're ready to photograph the pieces themselves, the guides and the app are here for that.
Ready when you are
Your jewelry. In a new light.
3 free photos, no card needed. It runs in your browser, and on iPhone.