XRF vs Touchstone are two generally used strategies for assessing gold purity through the mortgage valuation course of. Gold purity testing performs an essential function in figuring out the eligible mortgage worth, as lenders assess the internet gold content material of pledged jewelry consistent with relevant valuation and mortgage‑to‑worth (LTV) norms prescribed by the Reserve Financial institution of India.
Variations in testing strategies, accuracy ranges, and floor sensitivity might affect the purity studying used for valuation. Debtors profit from understanding how these strategies work and the way purity outcomes are factored into gold mortgage assessments, topic to regulatory pointers and lender procedures.
Why Gold Purity Testing Issues for Your Mortgage Quantity
In a gold mortgage, the eligible mortgage quantity is decided based mostly on the assessed worth of the gold, which will depend on its purity, internet weight, and the prevailing benchmark value utilized by the lender (generally IBJA‑linked charges).
Below the RBI Lending In opposition to Gold and Silver Collateral Instructions, 2025, regulated lenders observe tiered Mortgage‑to‑Worth (LTV) limits that fluctuate based mostly on the mortgage quantity slab. The relevant LTV is utilized to the assessed gold worth on the time of mortgage sanction and have to be maintained all through the mortgage tenure.
Variations in purity evaluation—equivalent to whether or not jewelry is learn as 18K, 20K, or 22K, might have an effect on the underlying valuation. Precise mortgage eligibility will depend on lender coverage, regulatory caps, and the ultimate purity studying recorded through the assaying course of.
How Does an XRF Machine Check Gold?
An XRF (X‑ray Fluorescence) machine is a non‑harmful analytical instrument used to estimate the basic composition of gold jewelry. The system directs low‑power X‑rays on the floor of the merchandise, inflicting constituent metals to emit attribute indicators. These indicators are analysed to estimate the proportion of gold and different metals current.
XRF testing usually gives outcomes inside seconds and doesn’t contain scratching or chemical publicity. Accuracy ranges depend upon components equivalent to instrument calibration, floor cleanliness, and pattern homogeneity. Since XRF primarily analyses floor layers, extra checks could also be utilized by valuers the place layered or plated objects are suspected.
What the XRF Readout Appears Like
If you happen to go to a department, you’ll be able to ask to see the display through the valuation course of. A listing of the metals current in your jewelry can be displayed. Au for gold will seem, adopted by a proportion. Moreover, it’s going to show a fineness quantity (equivalent to 916) and a karat worth (equivalent to 22K). It is best to be sure that this digital studying and the BIS hallmark stamp in your jewelry match as a smart borrower.
How Does a Touchstone Check Function?
The touchstone check, also called an acid check, is a conventional methodology used to estimate gold purity. A small streak is rubbed onto a stone, and totally different concentrations of acid are utilized to look at the response.
The result’s interpreted by evaluating the response with identified reference requirements. Whereas this methodology will help establish apparent plating or base metals, outcomes depend upon operator expertise, lighting circumstances, and acid energy. The method might trigger minimal floor abrasion to the jewelry.
XRF vs. Touchstone: A Facet-by-Facet Comparability
|
Function |
XRF Machine |
Touchstone Check |
|
Check Technique |
X‑ray Fluorescence (floor evaluation) |
Acid response on check streak |
|
Accuracy |
Excessive (instrument‑dependent) |
Reasonable (operator‑dependent) |
|
Velocity |
Seconds to a minute |
Couple of minutes |
|
Damaging |
No |
Minor floor abrasion |
|
Ability Dependence |
Decrease (instrument‑based mostly) |
Increased (expertise‑based mostly) |
|
Plating Detection |
Restricted to floor evaluation |
Can point out base metals |
|
Tools Price |
Excessive |
Low |
In abstract, the XRF machine is the winner for accuracy and preserving your jewelry secure. The touchstone check continues to be helpful for figuring out gold-plated objects, however lacks the precision of recent expertise.
Which Technique Does IIFL Finance Use?
At IIFL Finance branches, gold purity evaluation is carried out utilizing accredited valuation procedures, which can embrace non‑harmful testing instruments equivalent to XRF machines. The valuation course of is performed within the presence of the borrower and in accordance with inner protocols and relevant RBI pointers on transparency and disclosure.
The place jewelry bears BIS hallmarking, the hallmark particulars could also be used as an extra reference throughout evaluation. Remaining valuation outcomes are documented as a part of the mortgage processing document, topic to lender coverage and regulatory requirement
The best way to Study Your Gold Purity Stamp Previous to Going to a Department
You possibly can confirm the purity of your gold earlier than going to a department. Search for the BIS hallmarking marks, that are usually positioned on the hook of a necklace or the inside of a hoop. You will observe:
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The BIS emblem is an equilateral triangle.
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Purity/Fineness: As an illustration, 18K750 (75% pure) or 22K916 (22 carat, or 91.6% pure).
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Assaying Centre Mark: The lab’s emblem is used for the check.
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HUID: A novel six-digit alphanumeric code.
The HUID is particularly essential for contemporary jewelry because it permits the gold’s historical past to be tracked by way of authorities information. An expert valuation at a department ought to all the time verify what these stamps already say.
What to Do If You Disagree with the Purity Studying
If the check outcomes are totally different from what you anticipated, don’t worry. As a borrower, you will have rights. You are able to do the next:
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Request that the valuer show the XRF readout on the display.
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Examine the studying to your decoration’s BIS hallmark.
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If the jewelry was oily or soiled, request that it’s cleaned and retested as a result of floor particles can often alter X-ray readings.
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For very costly objects, you’ll be able to go to a government-accredited centre for a proper report earlier than you pledge your gold.
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If you happen to nonetheless have issues, converse with the department supervisor or contact buyer care. A dependable lender will all the time be completely happy to clarify the valuation course of to you.
Steadily Requested Questions
Q1.
Does my jewelry get broken by an XRF machine?
No, it’s very safe. Low-level X-rays utilized by the XRF tools do not depart any chemical residues, scratches, or markings. It’s a extensively used non‑harmful method, topic to calibration and pattern circumstances.
Q2.
Can an XRF machine be tricked by gold-plated jewelry?
Extraordinarily thick plating might often show a excessive studying since XRF tools measures the floor layers. Nevertheless, earlier than ending the valuation, the department’s expert valuers utilise extra strategies, equivalent to weighing and bodily inspection, to ensure the complete piece is actual gold.
Q3.
What is supposed by 916 stamped gold?
The merchandise is constructed of 22K gold, as indicated by the quantity 916. This means that 916 of the 1000 elements are pure gold, or 91.6% purity. In India, that is the preferred purity for advantageous gold jewelry.
This fall.
Does Hallmark Gold get the next mortgage quantity?
Whereas the mortgage quantity is predicated on the precise gold content material discovered through the check, having a BIS hallmark gives belief. It ensures a speedy testing process and validates the standard, helping you in acquiring the best potential worth on your gold property.
Q5.
What’s the lowest quantity of gold that may be borrowed in India?
Gold ornaments with a purity of no less than 18K are accepted by the vast majority of Indian lenders. The widespread grades used to find out the mortgage worth are 18K, 20K, and 22K, whereas some might settle for 14K for explicit sorts of jewelry.
Disclaimer : The knowledge on this weblog is for common functions solely and will change with out discover. It doesn’t represent authorized, tax, or monetary recommendation. Readers ought to search skilled steerage and make choices at their very own discretion. IIFL Finance is just not accountable for any reliance on this content material. Learn extra