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68 articles written by experts in precious metals, jewelry and investment in Switzerland.
Complete guide on converting troy ounces to grams and applying exchange rates.
Where to sell? How to avoid traps and get the best price for your jewelry.
Stop making the mistake between 28.35g and 31.10g during your transactions.
Differences in purity, durability and price between 999 and 750 gold for investment and jewelry.
PAMP, Valcambi, Argor-Heraeus, Metalor: map, capacities and certifications of Swiss refineries.
Follow the silver price and discover how it is calculated relative to USD.
How much is your sterling silver jewelry worth when resold?
Identify and estimate the price of antique 800-millesimal silver cutlery.
Guide to the most popular silver ounces in Switzerland (Maple Leaf, Philharmonic).
Why is silver taxed at 7.7% unlike pure gold?
Recognize official Swiss marks and master hallmarks.
Which one to prioritize for durability and aesthetics?
Historical analysis and perspectives of the silver market.
Accessibility, creativity and silver market trends.
What science and Swiss regulation say about colloidal silver.
How global solar demand is transforming the silver market.
Real-time platinum quotation and factors influencing its industrial price.
Why choose platinum for your wedding and engagement rings?
Comparison of density, wear and price between these two white metals.
Geological and economic data on the relative rarity of precious metals.
Estimation of the price of metal and labor for a platinum ring.
Deciphering the fall of platinum against gold over the last decade.
Two different markets for the same precious metal.
Complete guide to the palladium market: pricing, industrial applications and investment opportunities.
Understand the VAT exemption conditions for investment gold.
History, intrinsic value and buying tips for the 20-franc gold coin.
Wealth tax, capital gains and VAT: the Swiss legal framework.
Advantages and disadvantages of silver bars and coins compared to gold.
How to use the price relationship between gold and silver to arbitrage your investments.
Platinum market analysis and opportunities for the private investor.
Comparison of historical returns and the role of gold as protection.
Coins, bars, storage: everything you need to know before buying.
Bank vaults vs security companies vs home safes.
Understand Fairmined labels and the origin of gold refined in Switzerland.
Geopolitical factors, monetary policy and trends that will influence the gold price this year.
Detailed comparison between physical gold and Bitcoin as a store of value.
History, weight, purity and market premium of the Krugerrand, the world's best-selling gold coin.
The Canadian 999.9 coin: features, security and price in CHF.
How to use Swiss bonded warehouses to store silver and platinum without paying VAT.
Dollar Cost Averaging strategy applied to precious metals: advantages and simulation.
Historical data on gold performance during periods of high inflation.
How professionals calculate their margin on broken gold and scrap.
Equipment, temperature and safety for melting scrap gold.
Reference table of melting points for gold, silver and platinum.
Calculations and methods to increase the silver grade by adding fine metal.
Use of borax and management of oxidation during silver melting.
Extraction of silver from fixing baths and X-rays.
Chemical purification of silver using the wet method (nitric acid).
Working at high temperatures (1768°C) and specific equipment needed.
Use of the oxy-hydrogen torch and porosity management.
Gentle and professional methods to restore shine to your jewelry.
Magnets, density and hallmarks: discover if your gold is authentic.
Practical guide on using test acids to identify karats.
Why 0.01g is essential for weighing your metals.
Complete shopping list to set up your workshop mini-foundry.
How X-ray fluorescence spectrometry works and why it's replacing acid tests.
Average weights of rings, chains, bracelets and earrings by type and karat.
Chemical composition and properties of each gold color used in jewelry.
Why, when and how to rhodium plate your white gold and silver jewelry.
Where to buy and sell gold in Geneva at the best market price.
The best addresses on Bahnhofstrasse to liquidate your precious metals.
Guide to banks and specialized counters in the federal capital.
Find a certified gemologist or appraiser for your inheritances in Lausanne.
Take advantage of Basel's border location to resell your gold at the best price.
Ticino, land of refineries: where to buy closest to the sources in CHF.
Guide to gold buyback in Eastern Switzerland: counters and cantonal banks.
Gold market in Lucerne: banks, jewelers and specialized dealers.