International Gemological Alliance

International Gemological Alliance Philippines Trusted Diamond Grading Laboratory

The International Gemological Alliance, established in 2012, is a premier Diamond and Jewelry grading and certification company in the Philippines. With the largest number of GIA-certified diamond graders and gemologists in Metro Manila, we offer expertise comparable to the GIA at a more accessible price, eliminating the need to send your diamonds abroad for appraisal.

06/05/2026

Book Your Gemstone & Diamond Certification with Ease

Getting your jewelry professionally graded has never been simpler with the International Gemological Alliance. Follow these easy steps for a smooth and transparent experience:

1. Reach Out to Us

Start by contacting our team:

* 📩 Facebook: https://www.facebook.com/iga.com.ph
* 📧 Email: [[email protected]](mailto:[email protected])

Let us know you’re interested in diamond or gemstone grading and certification.

2. Send Photos (Required Before Booking an Appointment)

Before we can proceed with your appointment, please send clear photos of your item(s).

This important step allows our experts to:

* Provide an initial assessment
* Confirm suitability for testing
* Give you a helpful estimate

Appointments are confirmed only after photo evaluation.

3. Confirm Your Appointment

Once your item has been reviewed, you can choose your preferred date and time. We’ll secure your slot for a seamless visit.

4. Visit Our Facility

Arrive at your scheduled time:

112 Arcadia Avenue, Arcadia Subdivision
Barangay Ugong Norte, Quezon City
🔗 https://goo.gl/pKqZaQ

5. Transparent In-Person Assessment

* Takes only 30 minutes to 1 hour
* Conducted right in front of you
* Ensures full transparency and trust

6. Service & Certification

* Your gemstone or diamond is professionally graded
* Receive your official certification within 3–5 working days
* Includes complete and detailed results

7. Easy Payment & Immediate Return

* Pay onsite
* Take your item home right after the assessment
* No need to leave your valuables behind

🌐 http://www.iga.com.ph

Accurate. Transparent. Trusted. Send your photos today to get started!




04/05/2026

For those who demand authenticity and prestige.
International Gemological Alliance (IGA) offers expert gem certification with global standards.

Call or Message us to begin your certification journey.

VIBER: +63 917 592 9944




10/03/2026

Do You Know If Your Diamond, Gemstone, or Pearl Is NATURAL?

Many people own beautiful jewelry but are not sure if the stones or pearls are truly natural. With today’s technology, some gemstones and pearls can be lab-grown, synthetic, or imitation, and it can be difficult to tell the difference with the naked eye.

IGA Has the Solution

IGA offers professional gemstone and pearl identification services to help you determine whether your diamonds, gemstones, or pearls are natural, synthetic, treated, or imitation.

🔍 How We Help:
1️⃣ Bring your jewelry or loose stones to IGA.
2️⃣ Our trained gem specialists will examine them using professional gemological tools and testing methods.
3️⃣ We will provide a clear explanation of what you have and whether it is natural or not.

Why It’s Important:
• Natural stones and pearls usually have higher value.
• Identification helps with resale, insurance, and proper valuation.
• You gain confidence and knowledge about your jewelry.

Not sure about your gemstone?
Visit IGA and let our experts help you discover the true identity of your precious pieces.

Know what you own. Protect what you value.

📍 Visit us: 112 Arcadia Avenue, Arcadia Subdivision, Ugong Norte, Quezon City
📞 Contact: +63 917 592 9944
📩 Email: [email protected]
💬 Comment below or DM us to book your appointment today!

15/12/2025

Trust in Every Carat—Get Your Diamonds & Jewelry IGA Certified!

Are you sure your precious gems are truly what they’re worth? At International Gemological Alliance (IGA), we help you verify the quality and authenticity of your diamonds and jewelry with expert gemological grading and certification right here in the Philippines. 🇵🇭

Why choose IGA?
🔹 Over two decades of experience in the jewelry industry.
🔹 One of the largest teams of GIA-certified Graduate Gemologists & Diamond Graders in the country—trusted by top retail jewelry stores.
🔹 Fast, reliable, and professional service you can depend on.
🔹 Get your certified soft copy report the same day when submitted before the cut-off time.
iga.com.ph

Whether it’s diamond grading, jewelry certification, or appraisal services, IGA delivers accuracy, credibility, and confidence—all at transparent and competitive prices.

📍 Visit us: 112 Arcadia Avenue, Arcadia Subdivision, Ugong Norte, Quezon City
📞 Contact: +63 917 592 9944
📩 Email: [email protected]

💬 Comment below or DM us to book your appointment today!

Need your diamonds, jewelry, or gemstones certified? We’ve got you!At IGA, we offer:• Diamond Grading (Natural & Lab-gro...
03/12/2025

Need your diamonds, jewelry, or gemstones certified? We’ve got you!

At IGA, we offer:
• Diamond Grading (Natural & Lab-grown)
• Diamond Testing
• Jewelry Grading & Appraisal
• Jewelry Identification
• Gemstone Certification
• Freshwater & South Sea Pearl Grading

Precise. Reliable. Trusted.
Your gems deserve expert eyes.

PUBLIC NOTICEIt has come to our attention that Diamond Graders International has used a logo that closely resembles the ...
18/11/2025

PUBLIC NOTICE

It has come to our attention that Diamond Graders International has used a logo that closely resembles the registered logo of the International Gemological Alliance (IGA).

Please be advised that:

IGA is a legally registered organization with the Securities and Exchange Commission (SEC).

IGA is not affiliated in any way with Diamond Graders International.

Any use of IGA’s logo without authorization is unauthorized and may constitute trademark infringement.

We urge the public and clients to exercise caution and verify the legitimacy of any company claiming association with IGA.

For verification of official IGA credentials and information, please contact us:

Website: www.iga.com.ph

Email: [email protected]

Facebook: https://www.facebook.com/iga.com.ph

Issued by: International Gemological Alliance (IGA)
Date: November 18, 2025

30/10/2025
22/04/2025



Planning to buy diamonds and want to make sure they're natural?
Do you have inherited or stored jewelry with diamonds that you'd like to have examined, and also know their appraisal value?

With lab-grown diamonds becoming more common in the market and often priced similarly to natural ones, it's more important than ever to know exactly what you have.

Trust the International Gemological Alliance (IGA) for expert diamond testing and appraisal services. Ensure the authenticity and value of your diamonds with confidence.




14/02/2025



Why Choose the International Gemological Alliance (IGA)?

Regarding gemstone certification and appraisal, the International Gemological Alliance (IGA) is a trusted name in the industry. But why should you choose IGA over others? Here’s what makes IGA the preferred choice:

✅ Accurate & Reliable Certification: IGA provides precise gemstone grading and certification, ensuring transparency and authenticity.
✅ Expert Gemologists: Our team consists of highly skilled professionals trained in gemology, using advanced techniques for evaluation.
✅ State-of-the-Art Technology: We utilize cutting-edge equipment to analyze diamonds, gemstones, and jewelry with unmatched precision.
✅ Comprehensive Reports: Our reports include detailed information on cut, clarity, color, and carat weight, making it easy to understand the true worth of your gemstone.
✅ Ethical Practices: We are committed to ethical sourcing and responsible grading to ensure fairness in the industry.

What’s on GIA (Gemological Institute of America)?
While GIA is a globally renowned institution offering education, research, and certification, IGA provides an alternative with equally rigorous standards and a focus on customer trust and service excellence.

When buying or selling gemstones, trust IGA for certification that guarantees quality and authenticity.

Choose IGA—Your Trusted Gemstone Authority!






Call now to connect with business.

Address

Ortigas Avenue
Quezon City
1110

Opening Hours

Monday 10am - 6pm
Tuesday 10am - 6pm
Wednesday 10am - 6pm
Thursday 10am - 5am
Friday 10am - 6pm
Saturday 10am - 6pm

Telephone

+639175929944

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