Collecting Copper: Designs, Series and What Makes a Round Interesting
What separates one copper round from another: relief and strike quality, finish, edges and design families, how series collecting works, and which seller claims...
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Market notes, buying guides and news from the desk.
Buying GuideCu
Your First Twelve Months as a Copper Stacker
A practical first-year guide for new copper stackers in New Zealand: choosing an ordering rhythm, how the NZ$200 free-delivery threshold changes your real all-in cost per ounce, the format ladder at our listed prices, and what to record from the...
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Buying GuideCu
Buying GuideCu
How a Copper Round Is Made: Blanking, Striking and Finishing
A step by step look at how a one troy ounce copper round is generally made: melting and rolling, blanking, rimming, striking inside a...
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Selling Copper Bullion Privately in New Zealand
Global Copper does not buy metal back. Here is how a private copper bullion sale works in New Zealand: pricing against retail replacement cost,...
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Tubes, Capsules and Packaging: What Actually Protects Your Metal
Tubes, capsules, flips and boxes each solve a different problem. A calm look at what copper bullion packaging actually protects against, what it doesn't,...
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Copper and GST in New Zealand, Explained Properly
Copper is not "fine metal" under New Zealand's GST rules, so copper bullion is standard-rated rather than exempt. How to split a GST-inclusive price...
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How to Spot Plated or Fake Copper Bullion
Weight, density, magnets and edge checks you can do at home on a copper piece, what each one actually proves, and where home testing...
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Building a Copper Stack on $50 a Month
What NZ$50 a month buys in .999 fine copper at current listed prices, and how NZ$20 flat shipping (free over NZ$200) means fewer, larger...
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Why You Should Never Polish Bullion
Copper darkens as it ages, and polishing it back removes metal rather than dirt. What abrasives and household acids actually do to a struck...
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