
At PennyVerse.info, we uncover overlooked U.S. coins that might change lives. And the 1990-D Washington Quarter is one of the most exciting finds out there. Some experts believe that if a single coin carries a rare trio of mint errors—a doubled mintmark, die clash, and the famous “Spitting Eagle” chip—its value could soar to $1,500,000.
👉 Could your 1990-D quarter be the one that pays off big?
🔎 The $1.5M Error Combo: What to Look For
Most 1990-D quarters are only worth 25¢. But if yours has this ultra-rare error combination AND grades high, you may be holding a seven-figure treasure:
1. Double-Die Mintmark 🎯
- What it is: A clear, separated doubling of the “D” mintmark.
- How to spot it: Use a 10x–20x magnifier. Look for split lines—not flat or smeared doubling (that’s worthless machine doubling).
2. “DD Wing” Die Clash 🦅
- What it is: A clash between dies that transferred ghost-like details from the obverse to the reverse.
- How to spot it: Look near the eagle’s wings—do you see faint outlines of Washington’s face or letters? That’s the clash.
3. “Spitting Eagle” Die Chip 🗣️
- What it is: A raised die chip that looks like a spit stream coming from the eagle’s beak.
- How to spot it: Look closely with angled lighting—there should be a tiny raised line or lump near the mouth.
🧠 True Errors vs. Worthless Damage
Type | Valuable? | Description |
---|---|---|
Doubled Die | ✅ Yes | Die misalignment creates strong, true doubling |
Die Clash | ✅ Yes | Obverse details ghosted onto reverse |
Die Chip (“Spit”) | ✅ Yes | Raised metal from damaged die |
Machine Doubling | ❌ No | Flat, shelf-like doubling |
Post-Mint Damage | ❌ No | Scratches, dings, or wear |
👉 Rule of thumb: If it looks flat, smeared, or like damage—it’s not the jackpot.
💎 Condition = Big Money
Errors alone aren’t enough—condition is everything. Here’s what grading means for value:
Grade | Condition | Value Impact |
---|---|---|
Circulated | Worn, but errors visible | Some premium |
AU-50 | Light wear, some shine | Higher value |
MS-63 | Mint State, minor marks | Strong collector demand |
MS-65+ | Nearly perfect | 💰 Premium pricing |
MS-67+ | Gem quality | 🔥 Potential auction record |
📦 What to Do If You Think You Found One
✅ Step 1: Don’t Clean It!
Cleaning removes originality and slashes value.
✅ Step 2: Get It Graded
Only trusted services can certify rare errors:
✅ Step 3: Sell at Auction
Top houses connect you with million-dollar collectors:
- Heritage Auctions
- Stack’s Bowers
🚨 How to Avoid Fakes
- Use comparison photos from PCGS CoinFacts or NGC VarietyPlus.
- Only trust coins that are certified & slabbed.
- Beware of exaggerated online claims—if it’s not authenticated, don’t buy.

📈 2024–2025 Coin Market Trends
✅ Error coins are HOT right now
✅ Multi-error finds = collector gold
✅ Die clashes & “visual” errors (like the Spitting Eagle) are rising in popularity
✅ Online forums and auction demand keep growing
🎁 Free Error Checklist for Collectors
Want to master coin errors? Subscribe to PennyVerse Newsletter and get:
- ✅ Exclusive U.S. Quarter Error Checklist
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- ✅ Access to our private Error Coin Photo Database
- ✅ Special giveaways & offers
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📸 Found a Strange 1990-D Quarter?
Send us clear photos of your coin for a free preliminary evaluation by our experts at PennyVerse.info.
💡 Who knows? That quarter in your pocket could be worth $1.5 million!
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