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Category: Coin Collecting

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Coin Collecting Collectibles
A 1923 German hyperinflation coin for 1 Milliarde Mark resting on a pile of Billion Mark and Million Mark banknotes.

Billion-Dollar Bills: Hyperinflation and the Coins of the Weimar Republic

In 1923, it took a wheelbarrow full of cash just to buy a loaf of bread in Germany. Explore the numismatic legacy of the Weimar Republic’s hyperinflation, from emergency porcelain coins (Notgeld) to the legendary 1 Billion Mark coin.

July 28, 2026 / Keywell Collectibles
Coin Collecting Collectibles
An antique 5-dollar banknote from the Bank of Michigan, Detroit, featuring a steam locomotive illustration, resting on a wooden desk with a magnifying glass.

Michigan’s Forgotten Money: A Guide to Local “Obsolete Banknotes”

Before the Civil War, local Michigan towns and “Wildcat Banks” printed their own beautiful paper money. Learn the chaotic history behind Obsolete Banknotes, why most of them became worthless paper, and why they are highly prized by local collectors today.

July 21, 2026 / Keywell Collectibles
Coin Collecting
A 1913 Liberty Head V Nickel resting on an antique ledger titled "MINT RECORDS - PRIVATE ACCOUNTS" with a quill and inkwell in the background.

The 1913 Liberty Head Nickel: The Million-Dollar Mystery

It is the most famous unauthorized coin in American history. Learn the incredible true-crime story behind the five 1913 Liberty Head Nickels, from a midnight strike at the US Mint to a lost multi-million-dollar treasure sitting in a closet for 40 years.

July 14, 2026 / Keywell Collectibles
Coin Collecting
An ancient Roman silver denarius featuring Emperor Tiberius and a bronze Widow’s Mite coin resting on a Greek manuscript with an oil lamp.

Coins of the Bible: The Widow’s Mite and the Tribute Penny

You can hold the history of the Bible in your hands. Explore the fascinating numismatic history behind the New Testament’s most famous coins, including the Widow’s Mite, the Roman Tribute Penny of Tiberius, and the Thirty Pieces of Silver.

July 7, 2026 / Keywell Collectibles
Coin Collecting
Extreme macro close-up of a Standing Liberty Quarter, focusing on the profile of Liberty wearing a Phrygian-style helmet with golden-brown toning.

Standing Liberty Quarters: Controversy and Glory

Struck from 1916 to 1930, the Standing Liberty Quarter is widely considered America’s most beautiful silver coin. Explore the history behind its two major redesigns, the infamous bare breast controversy, and why the “Full Head” designation is the ultimate challenge for collectors.

June 30, 2026 / Keywell Collectibles
Coin Collecting
A 1921 High Relief Peace Silver Dollar resting on a vintage world map next to a piece of sheet music titled "PEACE".

The Peace Dollar: America’s Monument to the End of WWI

Struck to celebrate the end of World War I, the Peace Dollar is a masterpiece of American coin design. Explore the history of Anthony de Francisci’s iconic work, the melting of the Morgan dollars, and the legendary 1921 High Relief rarity.

June 23, 2026 / Keywell Collectibles
Coin Collecting
A 2024-S Kennedy Half Dollar proof coin with a deep cameo finish, housed in a square clear protective acrylic capsule against a black background.

What is a “Proof” Coin? Understanding Mint Sets and Finishes

Not all shiny coins are created equal. Discover the meticulous manufacturing process behind “Proof” coins, learn the difference between Mint Sets and Proof Sets, and find out if those plastic cases of modern coins are actually valuable.

June 16, 2026 / Keywell Collectibles
Coin Collecting
A weathered, "unsearched" roll of coins with an 1888 Indian Head Penny on the end, sitting on a wooden tray with a warning tag about artificial aging and salting.

The Truth About “Unsearched” Coin Rolls on eBay

Are those “unsearched” estate coin rolls on eBay actually full of hidden treasure? Learn the harsh truth behind the numismatic market’s oldest gimmick, including how scammers fake old wrappers and “salt” the ends to trick buyers.

June 9, 2026 / Keywell Collectibles
Coin Collecting
A magnifying glass enlarging the "1878" date on a Morgan silver dollar, resting on green felt next to a coin reference book.

The “VAM” Rabbit Hole: Advanced Morgan Dollar Collecting

For advanced collectors, the date and mint mark are just the beginning. Discover the complex world of VAM collecting, where microscopic die cracks, clashes, and famous errors like the “Hot Lips” and “Spitting Eagle” can turn common Morgan Dollars into massive treasures.

June 2, 2026 / Keywell Collectibles
Coin Collecting
A 1794 Flowing Hair silver dollar resting on a handwritten document labeled "VIP Presentation Dollar" next to a lit candle.

The First American Dollar: The Legend of the 1794 Flowing Hair

In 1794, a newly formed United States struck its very first silver dollars. With only 1,758 ever made on a crude hand-turned press, the Flowing Hair Dollar is a legendary piece of American history—and one of the most valuable coins in the world.

May 26, 2026 / Keywell Collectibles
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Recent Posts
  • A 1923 German hyperinflation coin for 1 Milliarde Mark resting on a pile of Billion Mark and Million Mark banknotes.
    Billion-Dollar Bills: Hyperinflation and the Coins of the Weimar Republic
    July 28, 2026
  • An antique 5-dollar banknote from the Bank of Michigan, Detroit, featuring a steam locomotive illustration, resting on a wooden desk with a magnifying glass.
    Michigan’s Forgotten Money: A Guide to Local “Obsolete Banknotes”
    July 21, 2026
  • A 1913 Liberty Head V Nickel resting on an antique ledger titled "MINT RECORDS - PRIVATE ACCOUNTS" with a quill and inkwell in the background.
    The 1913 Liberty Head Nickel: The Million-Dollar Mystery
    July 14, 2026

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    We specialize in coin appraisals, precious metals, rare currency, and custom silver pours through our Mafia Metals brand. Whether evaluating a collection, creating a custom piece, or selling rare items, we offer transparent service, expert guidance, and personalized support to help you make confident decisions.

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