Selling advice7 min readMichal Gratcl
How to test gold at home safely
A safe home routine helps reveal suspicious gold plating or base metal without scratching the jewellery. We show what to check and which tests to skip.
Read articleGuides to selling gold, silver and jewellery
Practical articles about precious metal prices, jewellery purity, valuation and safe selling in Prague.
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Gold purityMichal Gratcl
How to spot a fake gold ring
The number 585 alone does not guarantee a ring is genuine. Focus on the hallmark, surface wear, joints, weight and other signs that can reveal gold plating or a counterfeit.
7 min readRead
Silver buyingMichal Gratcl
Silver buying in Prague – what to watch out for
Before offering silver jewellery, coins or cutlery for sale, verify how the testing, weighing and price calculation work. Also watch out for silver-plated pieces and collector value.
7 min readRead
Jewellery valuationMichal Gratcl
How the valuation of Czech garnets works
The value of garnet jewellery combines the metal, the stones, the age, the craftsmanship and the completeness. See how a professional valuation proceeds step by step.
7 min readRead
Coin buyingMichal Gratcl
How and where to sell a complete coin collection safely
Before selling an inherited or long-built coin collection, do not clean or split it. Learn how to prepare the collection, have it assessed and obtain a transparent offer.
7 min readRead
Jewellery valuationMichal Gratcl
Jewellery valuation or expert report: what is the difference?
A free valuation for a sale and a formal expert report serve different purposes. Learn what each option provides, what to bring and which one you need.
6 min readRead
Diamond buyingMichal Gratcl
How to sell a diamond ring and what determines its value
A diamond ring is worth more than the size of its stone. Learn how the 4Cs, certificates, precious metal and condition affect a professional offer.
6 min readRead
Jewellery valuationMichal Gratcl
Pearl buying: how to identify real pearls and understand their value
Natural, cultured or imitation? Learn how pearls are identified and which factors determine the value of a necklace, bracelet or earrings.
6 min readRead
Gemstone valuationMichal Gratcl
Which gemstones have resale value and how they are assessed
Diamonds, rubies, sapphires, emeralds and moldavites require different assessments. See what determines authenticity, quality and resale value.
7 min readRead
Antique jewelleryMichal Gratcl
How to identify valuable antique jewellery
Antique jewellery can be worth more than its gold. Period, maker, originality, gemstones, condition and collector demand all matter.
7 min readRead
Gold buyingMichal Gratcl
Gold buying in Prague: how much you get per gram
The gold buying price per gram depends on purity, weight and the current metal market price. See indicative ranges for common purities.
5 min readRead
Coin buyingMichal Gratcl
Old coin buying: price guide and how to spot a valuable coin
Common coins are valued mainly by metal content, while collector coins depend on rarity and condition. Here is how valuation works.
5 min readRead
Jewellery buyingMichal Gratcl
Czech garnet: price, authenticity and jewellery buying
Learn how Czech garnets are assessed, what affects their price and why antique garnet jewellery can be worth more than metal value.
5 min readRead
Gold buyingMichal Gratcl
Dental gold buying: purity and price
Dental crowns and bridges are often made from gold alloys. We explain how dental gold is tested and priced.
4 min readRead
Gold purityMichal Gratcl
White gold buying: purity, price and differences from yellow gold
White gold has the same purity system as yellow gold. The buying price depends mainly on purity and weight.
4 min readRead
Selling adviceMichal Gratcl
How to recognize real gold: hallmark, magnet and other tests
Hallmarks, magnet tests and weight can help, but a professional tester gives the most reliable answer.
5 min readRead
Coin buyingMichal Gratcl
Which gold coins have the highest value when selling
From ducats to Krugerrands and Vienna Philharmonics, these are the factors that decide a gold coin's buying price.
5 min readRead
Gold buyingMichal Gratcl
How the gold buying price per gram is calculated
The final offer combines purity, weight, market price and the character of the item. Here is how the calculation works.
5 min readRead
Gold purityMichal Gratcl
14 carat gold buying: what purity 585 means
14 carat gold marked 585 is one of the most common jewellery purities. See how it affects the buying price.
5 min readRead
Jewellery valuationMichal Gratcl
How to prepare jewellery for a free valuation
Before visiting the shop, sort your jewellery and bring any documents or boxes you have. Valuation remains free and non-binding.
4 min readRead
Silver buyingMichal Gratcl
Silver buying in Prague: jewellery, coins and cutlery
Silver is valued by item type, purity and weight. Jewellery, coins, cutlery and decorative pieces are assessed differently.
5 min readRead
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