1999-S 50 State Quarters Connecticut Proof Value
Real sold prices from 3 tracked eBay sales — tracking since July 2026.
Computed from 3 real eBay sold listings tracked by CoinGrader since Jul 2026 · prices updated Jul 14, 2026. Not price-guide estimates.
Recent sales
| Date | Grade | Price | Listing |
|---|---|---|---|
| Jul 14, 2026 | NGC 69 | $19.00 | 🇺🇸1999-S Silver Connecticut State Quarter NGC PF 69 Ultra Cameo |
| Jul 14, 2026 | Raw (ungraded) | $16.00 | 1999 S State Quarter Connecticut Gem Deep Cameo Proof 90% Silver |
| Jul 13, 2026 | Raw (ungraded) | $7.50 | 1999-S 25C WASHINGTON SILVER STATE QUARTER PROOF Connecticut Gr: Gem PR A7645 |
Frequently asked questions
How much is a 1999-S 50 State Quarters Connecticut Proof worth?
Based on real eBay sold listings, a raw (ungraded) 1999-S 50 State Quarters Connecticut Proof sells for around $12. These figures come from 3 tracked sales, not a price guide.
Where do these prices come from?
CoinGrader continuously tracks completed eBay sales for this coin. Prices shown are computed from those real transactions (recent sales weighted more heavily, obvious outliers removed) — they are market prices, not catalog or price-guide values.
Should I get my 1999-S 50 State Quarters Connecticut Proof graded?
It depends on the coin's condition. You can upload photos to CoinGrader for an instant AI grade estimate and market value before spending on professional certification.
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