Trust the physics
A real Morgan silver dollar weighs 26.73g, within a 0.73g tolerance for wear. Anything outside isn't spec-Morgan silver.
A real Morgan silver dollar weighs 26.73g of 90% silver. A fake one doesn't.
MeltMath registers each coin's weight, visual fingerprint, and ring frequency. The buyer re-scans on arrival to confirm it's the same coin that shipped.
Not grading. Not opinion. Measurement.
Two photos, one weight. 90 seconds. No account.
How weight, fingerprint, and ring tell you what the slab can't.
This document records measurements only. MeltMath does not authenticate or grade coins.
The match percentages and spec-compliance flags are statistical comparisons against published Morgan dollar specifications, not guarantees of authenticity. Re-verification by the recipient is encouraged.
Not affiliated with PCGS or NGC.