Notes & stories

The School of Fine Jewelry

lessons in antique & vintage jewelry

Instant results as you type, from titles and topics. Try moonstone, rose cut or hallmarks.

The Oldmine app icon - a black O
AUG 2026 · Buying & value

Get Oldmine on Your Home Screen

Did you know the shop can live on your home screen just like an app? No app store, no downloads - here is how, in...
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The Classic Pieces Every Jewelry Collection Needs
AUG 2026 · Buying & value

The Classic Pieces Every Jewelry Collection Needs

Nine pieces that never date and never sit unworn, drawn from what actually leaves my cases. The solid chain, the bangle, the old band and...
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How to Spot Reproduction Antique Jewelry: A Dealer's Checklist
AUG 2026 · Buying & value

How to Spot Reproduction Antique Jewelry: A Dealer's Checklist

Construction, wear, findings, stones, hallmarks - the checklist I run through before I believe any piece is old.
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Is Antique Jewelry a Good Investment? An Honest Answer
AUG 2026 · Buying & value

Is Antique Jewelry a Good Investment? Yes, and Here Is Why

Fifty-eight grams of Danish 14K. Gold has been money for five thousand years, and this is what that looks like on a wrist. Danish Vintage...
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The 4Cs Explained, and Why They Matter Less on an Antique Diamond
AUG 2026 · Buying & value

The 4Cs Explained, and Why They Matter Less on an Antique Diamond

Two old mine cuts, each ground by hand to a shape the modern grading scale has no column for. Old Mine Cut Diamond Solitaire Stud...
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How to Tell if Silver Is Real: The Tests That Work at Home
AUG 2026 · Buying & value

How to Tell if Silver Is Real: The Tests That Work at Home

Sterling has a particular weight and a particular coldness, and both are noticeable before you find the mark. Architectural Vintage Bangle, sterling silver Silver is...
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Gold Filled vs Gold Plated: Why One Lasts a Century
AUG 2026 · Buying & value

Gold Filled vs Gold Plated: Why One Lasts a Century

Twenty grams and solid 18K through every link, which is the standard the other constructions are measured against. Antique Watch Chain, solid 18K gold, 20...
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Danish vintage bracelet in 14K gold from the 1960s
AUG 2026 · Buying & value

Why Buy Vintage Jewelry Instead of New? The Honest Arithmetic

Follow the honest arithmetic behind why vintage jewelry beats new on price, craftsmanship, and footprint, and learn exactly when new still wins.
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High carat mid century link bracelet in 19K gold from the 1950s
AUG 2026 · Buying & value

Hollow vs Solid Gold: What "Real Gold" Doesn't Tell You

Two chains can wear the same gold stamp and still tell very different stories. I will show you how to read the weight, not just...
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Geneva link vintage necklace in 14K gold, 36.6 grams
AUG 2026 · Buying & value

How Much Is My Gold Worth? The Honest Math

Curious what your gold jewelry is truly worth? I walk you through the honest math, so no buyer can outsmart you with a lowball offer.
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Antique carved cameo pendant in an 18K gold frame from Sweden
AUG 2026 · Brooches & charms

What Is a Cameo? How to Tell if Yours Is Real and Valuable

Learn how to spot a cameo's true material, judge her carving quality, and understand why her frame might be worth as much as she is.
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Pearl choker with amethyst, mother of pearl and 18K gold
AUG 2026 · Buying & value

How to Tell if Pearls Are Real: The Tooth Test and What Comes After

Learn how the tooth test really works, why natural and cultured pearls are worlds apart in value, and how to keep an old strand glowing...
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