Jewellery Testing Laboratory
Appraisal and Hallmark Laboratory of the National Gemstone Jewellery Authority
The internationally accepted Precious Metal Assaying and Hallmarking Office fully equipped with Modern instruments is located at the Head Office of NGJA in No. 25, Galle Face Terrace, Colombo 03.
Assaying and Hallmarking [Test and Certify] of jewellery and issue of certificates are the primary function of the Assay Laboratory. The issuance of valuation reports for jewellery is done only if requested by the Bank and courts of justice. The Assay Office of NGJA is a Full Member of the International Association of Assay Offices (IAAO) and an observer member of the Hallmarking Convention of Vienna
Services provided by the Assessing Office
Analysis of Gold Jewellry / Alloy and Hallmarkidal (2 days)
Analysis of Silver Jewellry / Alloy and Hallmarkidal (2 days)
Platinum Jewellry / Alloy and Hallmarkidal (2 days)
Issuance of jewellery rating reports (per field) (4 hours)
Issuance of assessment reports as per court orders (2-3 weeks)
Other metal analysis (02 days)
Technical Advice Arrangement (01 hrs)
Charges with affect from 17th of April 2018 for Testing and Hallmarking Jewellery Items
(A) Issue of Assay Reports on Precious Metals/ Alloys/ Testing point
| Metal Type |
Charges (Rs.) |
NBT (Rs.) |
| Gold |
500.00 |
10.00 |
| Silver |
250.00 |
5.00 |
| Platinum |
1,000.00 |
20.00 |
| Palladium |
1,000.00 |
20.00 |
| Elemental qualitative Analysis (Per Report) |
350.00 |
7.00 |
(B) Issue of Assay Reports on Precious Metal Jewellery/ Coins
| Metal Type |
Charges (Rs.) |
NBT(Rs.) |
VAT(Rs.) |
Total (Rs.) |
| Gold |
700.00 |
14.00 |
107.10 |
821.10 |
| Silver |
300.00 |
6.00 |
45.90 |
351.90 |
| Platinum |
1,200.00 |
24.00 |
183.60 |
1,407.60 |
(C) Issue of Assay Reports on Precious metal articels other than Jewellery
| Metal Type |
Charges (Rs.) |
NBT(Rs.) |
VAT(Rs.) |
Total (Rs.) |
| Gold |
1,200.00 |
24.00 |
183.60 |
1,407.60 |
| Silver |
700.00 |
14.00 |
107.10 |
821.10 |
| Platinum |
1,500.00 |
30.00 |
229.50 |
1,759.50 |
(D) (I) Hallmarking Charges of Jewellery
| Metal Type |
Charges (per item) (Rs.) |
| Charges |
NBT |
VAT |
Total |
| Gold |
200.00 |
4.00 |
30.60 |
234.60 |
| Silver |
100.00 |
2.00 |
15.30 |
117.30 |
| Platinum / Palladium |
200.00 |
4.00 |
30.60 |
234.60 |
(II) Charges for Stamping of Sponsor Mark
| Sponsor Mark |
Rs. 50.00 |
Rs.1.00 |
Rs.7.65 |
Rs.58.65 |
(E) Assaying & Hallmarking charges for jewellery lots submitted by jewellers
Gold Jewellery
| No of Items |
Charges per Item (Rs.) |
NBT (Rs.) |
VAT (Rs.) |
Total (Rs.) |
| 10-100 |
450.00 |
9.00 |
68.85 |
527.85 |
| 101-200 |
425.00 |
8.50 |
65.02 |
498.52 |
| 200> |
400.00 |
8.00 |
61.20 |
469.20 |
Silver Jewellery
| No of Items |
Charges per Item (Rs.) |
NBT (Rs.) |
VAT (Rs.) |
Total (Rs.) |
| 10-100 |
300.00 |
6.00 |
45.90 |
351.90 |
| 101-200 |
250.00 |
5.00 |
38.25 |
293.25 |
| 200> |
200.00 |
4.00 |
30.60 |
234.60 |
Jewellery valuation charges for custom /Visa requirements
Each value slabs of Rs. 50,000/- will be charges Rs. 1,000/-
