Pricing
Gold Melt Value Explained
Melt value is the raw worth of the pure gold inside an item, calculated from weight, karat purity and the live spot price — it's the floor, not always the ceiling, of what a piece is worth.
Published · Gold King, Houston TX
What 'melt value' actually means
Melt value is the theoretical worth of an item if it were melted down into pure gold and sold at the current market price — hence the name. It ignores design, brand, craftsmanship, gemstones and sentimental value entirely, focusing only on the raw metal content: how much actual gold is inside, and what that gold is worth right now.
This number matters because it's the baseline every honest gold offer starts from. A buyer might pay above melt value for a signed designer piece or a rare coin, but they will never pay meaningfully below it for straightforward scrap gold, since they can always recover at least melt value by refining the item.
The formula, step by step
The calculation has three inputs: the item's weight in grams, its karat purity as a decimal, and the current spot price per gram of pure (24K) gold. Multiply all three together and you get the item's melt value.
Weight (grams) x Purity (decimal) x Spot price per gram = Melt value. For example, a 12-gram 18K bracelet at a $75/gram spot price: 12 x 0.75 x $75 = $675.00 in melt value. Change the karat to 14K instead and the same weight and spot price yields 12 x 0.583 x $75 = $524.70 — a meaningful difference driven entirely by purity.
Why spot price moves the number constantly
Gold's spot price is set by continuous global trading and reacts to interest rates, currency strength, and broader economic uncertainty. Because it changes throughout the trading day, the same physical item can have a slightly different melt value calculated an hour apart — this is normal and isn't a sign anyone is manipulating the number.
This is also why reputable buyers won't quote a fixed dollar price over the phone sight unseen; a firm offer has to be tied to the spot price at the moment of the actual transaction, after the item has been tested and weighed.
When an item is worth more than melt
Melt value is a floor, not always a ceiling. Certain categories of items regularly sell for more than their gold content alone would suggest, because collectors, designer buyers or investors are willing to pay for something beyond the raw metal.
- Signed designer jewelry from recognized fashion houses
- Rare or limited-mintage gold coins with numismatic demand
- Bullion bars and coins from trusted refiners, valued for liquidity
- Antique or estate pieces with historical or craftsmanship significance
Getting an accurate melt value in Houston
The only way to know your item's real melt value is to have it professionally tested for karat and weighed on a legal-for-trade scale, then priced against the live spot price at that moment — guessing from a stamp or a rough weight estimate isn't reliable.
Gold King performs that full process in front of every customer, free of charge, at 6809 Southwest Freeway, open daily 10:00 AM to 8:45 PM. Call 713-997-0875 with questions, and bring photo ID as required by Texas law for precious metal sales.
Ready to sell? Gold King buys these items in Houston every day — sell gold in Houston, cash for gold in Houston and sell bullion in Houston. Every appraisal is free, and payment is cash on the spot.
Keep reading
These Gold King guides cover the same subject from different angles:
- PricingHow Much Is My Gold Worth? (Houston Guide)Work out what your gold jewelry is worth before you sell: karat, weight, live spot price and the simple math Houston gold buyers use.
- EducationWhat Determines Gold Value? Full BreakdownLearn the market and item-specific factors — spot price, karat, weight, and craftsmanship — that determine what your gold is worth.
- EducationHow Gold Buyers Test Gold (What to Watch For)See exactly how a reputable Houston gold buyer verifies karat and purity, from hallmarks and magnets to XRF and acid testing.
- PricingHouston Gold Price Guide: What Sets Your PayoutHow Houston gold buyers price jewelry and scrap, why offers vary store to store, and how to compare quotes near Southwest Freeway.
- Pricing10K Gold Value Guide: Worth, Stamps & SellingWhat 10K gold is really worth per gram, how to spot its hallmarks, and why class rings and school jewelry sell differently than other karats.
- Pricing14K Gold Value Guide: Worth, Stamps & Selling14K gold value explained: purity math, common American chains and wedding bands, hallmark stamps, and what to expect when you sell.
Selling from outside central Houston? We buy from Houston customers every week.
Start at the Gold King homepage for everything we buy, or contact our Houston store for a free appraisal and a same-day cash offer.
Questions about this guide
- Is melt value the same as what a buyer will pay me?
- No. Melt value is the raw gold content's worth; most buyers offer a percentage of that figure to cover refining costs and margin, which should be disclosed to you before you agree to sell.
- Does melt value account for gemstones?
- No. Melt value only reflects the gold content. Diamonds and other stones are appraised and valued separately from the metal.
- Why did my item's quoted value change between visits?
- Spot gold prices move continuously during trading hours, so the same item's melt value calculation will shift slightly from day to day or even hour to hour.
- Can I calculate melt value myself before selling?
- Yes, if you know the exact weight and karat: multiply grams by the karat's decimal purity, then by the current spot price per gram. A buyer's actual testing and scale reading may differ slightly from a home estimate.