Our Two Certified Standards
Understand which certificate is provided by default for free, and which international certification is available on customer request.
INGLT Lab Certificate
International Natural Gems Testing Lab (INGTL)Every stone which is a loose gemstone ordered from our store automatically comes with an official, tamper-evident INGLT / INGTL certificate.
- Official Website: www.ingtl.com
- Report Verification: Instant online verification via QR code and report number at ingtl.com.
- Testing Protocol: Non-destructive gemological testing including Refractive Index (RI), Specific Gravity (hydrostatic), spectroscopy, and 10x-80x microscope inclusion analysis.
- Natural Untreated Guarantee: Certifies origin as 100% natural and confirms no resin, lead glass, or heating treatments.
- Zero Waiting Time: Tested and certified in advance; dispatched immediately inside your box.
IGI Lab Certificate
International Gemological Institute (Global Authority)Customers desiring global appraisal can request an official IGI Colored Stone Identification Report. All base pricing follows IGI's official May 2023 tariff.
- Official Website: www.igi.org
- Online Verification: Global database verification at igi.org/verify-your-report.
- Mumbai Colored Stone Lab: 702, The Capital, Bandra Kurla Complex (BKC), Bandra (E), Mumbai 400 051 (Tel: +91 22 4035 2550).
- Weight-Dependent Pricing: Official tariff ranges from $19 to $102 depending on carat weight + GST + insured transit.
- Turnaround Time: Takes at most 25 to 30 days due to advanced FTIR, Raman & optical testing in Mumbai.
Official IGI Colored Stone Identification Pricelist
Issued by International Gemological Institute, 702 The Capital, Bandra Kurla Complex, Bandra (E), Mumbai 400 051. Direct extract from the official tariff card.
| Stone Carat Weight Range | Official IGI Tariff (USD $) | Approx. INR Equivalent (@ ₹84/$) | Report Format & Security |
|---|---|---|---|
| Up to 0.99 Ct | $19 Per Stone | ₹1,596 + GST | Sealed IGI Smart Card Identification |
| 1.00 Ct – 1.99 Ct | $22 Per Stone | ₹1,848 + GST | Sealed IGI Smart Card Identification |
| 2.00 Ct – 3.99 Ct (Most Popular) | $25 Per Stone | ₹2,100 + GST | Sealed IGI Smart Card Identification |
| 4.00 Ct – 7.99 Ct | $31 Per Stone | ₹2,604 + GST | Sealed IGI Smart Card Identification |
| 8.00 Ct – 12.99 Ct | $39 Per Stone | ₹3,276 + GST | Sealed IGI Smart Card Identification |
| 13.00 Ct – 17.99 Ct | $47 Per Stone | ₹3,948 + GST | Sealed IGI Smart Card Identification |
| 18.00 Ct – 22.99 Ct | $55 Per Stone | ₹4,620 + GST | Sealed IGI Smart Card Identification |
| 23.00 Ct – 27.99 Ct | $63 Per Stone | ₹5,292 + GST | Sealed IGI Smart Card Identification |
| 28.00 Ct – 32.99 Ct | $71 Per Stone | ₹5,964 + GST | Sealed IGI Smart Card Identification |
| 33.00 Ct – 37.99 Ct | $79 Per Stone | ₹6,636 + GST | Sealed IGI Smart Card Identification |
| 38.00 Ct – 42.99 Ct | $86 Per Stone | ₹7,224 + GST | Sealed IGI Smart Card Identification |
| 43.00 Ct – 47.99 Ct | $94 Per Stone | ₹7,896 + GST | Sealed IGI Smart Card Identification |
| 48.00 Ct – 52.99 Ct | $102 Per Stone | ₹8,568 + GST | Sealed IGI Smart Card Identification |
| 53.00 Ct & Above | Price on Request from IGI Mumbai Headquarters | ||
Official IGI Terms & Policy Notes:
- Currency & Conversion: Exchange rate is calculated as per the applicable prevailing rate on the date of submission.
- Government Taxes: Applicable GST (18%) applies to all laboratory service fees.
- Laser Inscription (Optional): IGI Report Number Laserscribe is $7/stone; Custom Inscription (up to 15 chars) is $9–$10/stone.
- Tamper-Evident Security Seal (Optional): $9/stone.
- Mumbai Colored Gemstone Laboratory: IGI tests colored gemstones exclusively at its Mumbai BKC facility. Because our store is in Bangalore, two-way armored courier transit with full insurance cover is charged at actuals (~₹1,200).
- Official IGI Website & Online Verification: Verify any IGI certificate worldwide at www.igi.org or igi.org/verify-your-report.
INGLT / INGTL Official Testing Policy
Learn about the government-recognized gemological testing standard that comes included 100% free with every loose gemstone you purchase from our store.
1. 100% Free of Cost
Every single loose gemstone is certified by INGLT without any additional fee (₹0). We believe authenticity testing should be standard, not an expensive upsell.
2. Scientific Testing Rigor
Testing covers Refractive Index (RI), Specific Gravity (SG), optic character, absorption spectra, and microscopic analysis to confirm 100% natural unheated origin.
3. Online Database Verification
Every certificate features a secure QR code and unique Report ID verifiable directly on the official portal at www.ingtl.com.
Step-by-Step Procedure to Request IGI Certification
Here is the transparent procedure if you wish to upgrade your gemstone with an official IGI Mumbai certificate.
Select Your Gemstone & Carat Weight
Browse our collection of natural gemstones (Ruby, Blue Sapphire, Emerald, Yellow Sapphire, etc.) starting at ₹2,000 per carat, and select your desired carat weight (1 ct to 15 ct).
Request IGI Certification with Our Concierge
During order placement, or directly via WhatsApp concierge (+91 8147128076 / +91 9945737687), inform our team that you want an IGI Certificate for your chosen stone.
Receive Transparent Official Fee Quote
We calculate the exact price based strictly on:
• Official IGI Lab Tariff: From the official May 2023 IGI pricelist ($19–$102 based on stone weight) converted at the daily bank forex rate + 18% GST.
• Insured Transit & Handling: Because IGI's specialized colored gemstone laboratory is located only in Mumbai, an additional charge covers two-way insured high-value courier transport from Bangalore to Mumbai and back (~₹1,200).
Insured Shipment to IGI Mumbai Laboratory
The loose gemstone is placed in a tamper-evident seal and dispatched under high-value logistics to IGI Mumbai at Bandra Kurla Complex. Senior gemologists perform spectroscopic, microscopic, and chemical analysis.
Secure Delivery in 25 to 30 Days
The entire process takes at most 25 to 30 days. Once returned from Mumbai, your original gemstone, along with its tamper-evident sealed IGI smart card report, is safely delivered to your doorstep with door-to-door tracking.
Interactive IGI Official Tariff Calculator
Select your gemstone and carat weight to see the exact official IGI May 2023 fee, GST, Mumbai transit charges, and timeline.
Frequently Asked Questions
Have Any Questions About Lab Certification?
Speak directly with our senior gemologist at our Bangalore boutique.