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Get in Touch

Whether you have questions about diamond pricing, need expert advice, or want to share your feedback, we're here to help make your diamond journey brilliant.

Visit Us

123 Diamond District

New York, NY 10019

Visit Our New York Office

Located in the heart of New York's Diamond District, our office is easily accessible and ready to serve you. Come visit us to discuss your diamond needs in person or schedule an appointment.

How Can We Help You?

Whether you're a diamond buyer with questions, a journalist researching a story, or a researcher interested in our data, we're here to assist. Choose the contact method that best fits your needs.

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General Inquiries

Questions about our pricing calculator, educational content, or how to use our tools

Email: [email protected]
Response time: Within 48 hours
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Press & Media

Interview requests, expert commentary, or data for journalism and research

Email: [email protected]
Response time: Within 24 hours
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Data & API Access

Academic research, data licensing, API access, or bulk data requests

Email: [email protected]
Response time: Within 3 business days
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Business Partnerships

Collaboration opportunities, affiliate partnerships, or business development

Email: [email protected]
Response time: Within 5 business days
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Technical Support

Website issues, calculator bugs, or technical problems with our tools

Email: [email protected]
Response time: Within 48 hours
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Feedback & Suggestions

Ideas for new features, content requests, or suggestions to improve our site

Email: [email protected]
Response time: We read all feedback (replies within 1 week for actionable items)

Office Location

TheDiamondPrice

Address:
580 5th Avenue, Suite 820
New York, NY 10036
United States

Note: We operate primarily as a digital platform. Our office is for business operations and does not offer walk-in customer service. Please contact us via email for all inquiries.

📍 Located in Midtown Manhattan
Heart of NYC's Diamond District
(Between 47th & 48th Streets)

For Press & Media

TheDiamondPrice provides expert commentary, data-driven insights, and research for journalists covering the diamond industry, engagement ring market, and jewelry retail trends.

What We Can Provide:

  • Expert interviews: Access to our GIA-certified gemologists and diamond industry veterans
  • Market data: Current diamond pricing trends, market analysis, and historical data
  • Industry insights: Commentary on lab-grown diamonds, retail trends, and consumer behavior
  • Fact-checking: Verification of diamond-related claims and pricing information
  • Custom research: Data analysis for specific stories (subject to availability)

Press Kit & Resources:

Media contact: [email protected] | Response within 24 hours

For Researchers & Academics

We support academic research and transparency in the diamond industry by providing access to our pricing data and methodology.

Available Resources:

  • Diamond Price Index: Downloadable dataset (CSV/JSON) at /data/diamond-price-index
  • License: Creative Commons Attribution 4.0 (CC BY 4.0) - free to use with attribution
  • Methodology documentation: Full technical details at /research/methodology
  • API access: Contact us for research API credentials (free for academic use)
  • Custom data exports: Historical data and custom queries (subject to availability)

Citation Format:

APA Style:
The Diamond Price. (2026). Diamond Price Index [Data set]. https://thediamondprice.com/data/diamond-price-index

Chicago Style:
The Diamond Price. 2026. "Diamond Price Index." Dataset. https://thediamondprice.com/data/diamond-price-index.

Research inquiries: [email protected]

Frequently Asked Questions

How quickly will I receive a response?

Response times vary by inquiry type (see above). General inquiries typically receive responses within 48 hours. Press inquiries are prioritized and receive responses within 24 hours.

Do you offer phone support?

We operate primarily via email to ensure we can provide thoughtful, accurate responses and maintain records of our communications. For complex data or partnership inquiries, we may schedule calls after initial email contact.

Can I visit your office for an in-person appraisal?

We are a digital platform, not a jewelry store or appraisal service. We provide market-based price estimates online but do not offer in-person appraisals. For appraisals, we recommend contacting a local GIA-certified appraiser.

How can I report an error or inaccuracy?

We take accuracy seriously. If you've found an error in our content or data, please email [email protected] with details. We investigate all accuracy reports and issue corrections when warranted.

Do you evaluate or buy diamonds?

No. We are an independent information platform. We do not buy, sell, or appraise diamonds. We provide pricing information and connect users with reputable retailers through our search tools.

How do I access your API for commercial use?

For commercial API access or data licensing, contact [email protected] with details about your use case. Academic and non-commercial research use is typically provided free of charge.

Before You Contact Us...

Many questions can be answered through our comprehensive guides and tools

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Support

FAQ

Everything you need to know about diamonds before you buy a diamond jewelry and billing. Can't find the answer you're looking for? please send us a message here
How is the price of a diamond determined?

When selecting a diamond, focus on the 4 Cs:

  • Carat: The weight of the diamond. Larger diamonds are rarer and usually more valuable.
  • Cut: This determines the diamond's brilliance and sparkle. Well-cut diamonds reflect light better.
  • Color: Ranges from colorless (most valuable) to light yellow. The less color, the higher the grade.
  • Clarity: Refers to the absence of inclusions and blemishes. Higher clarity means fewer imperfections.

These properties combined define the diamond's overall appearance and value.

Why is technology unbiased in calculating diamond prices?
Technology, particularly AI in our price calculator, relies on data and algorithms, removing subjective human biases. It assesses thousands of data points objectively, ensuring consistent and fair evaluations. By analyzing market trends, past transactions, and current listings, it offers an unbiased, comprehensive view of the diamond's worth.
Can the Diamond Price Calculator predict future market trends?
While the Diamond Price Calculator excels at providing current market valuations based on extensive data, predicting future market trends involves variables beyond immediate data sets. Market trends can be influenced by global economic conditions, changes in supply and demand, and other unforeseen factors. The calculator is an excellent tool for current assessments but should be used in conjunction with market trend analysis for future predictions.
How can I trust the accuracy of the Diamond Price Calculator?
Our Diamond Price Calculator is built on a robust algorithm that analyzes data from over 30,000 diamond sources and 1.9 million individual diamonds , ensuring comprehensive market coverage. It continuously updates to reflect real-time market conditions, offering a reliable and accurate estimate of a diamond's value. The calculator's precision stems from its extensive data analysis, making it a trusted tool for buyers and industry experts alike. Additionally, its performance is regularly reviewed and updated to maintain accuracy and reliability in a dynamic market.
What factors can affect the overall price of a diamond ring?
The total cost of a diamond ring isn't just about the stone. Factors like the ring design, metal type, craftsmanship, and additional gemstones can influence the final price.
Is it better to buy diamonds online or in-store?
Buying diamonds online can offer a wider selection and competitive pricing, while in-store purchases provide a hands-on experience. Consider what's most important for your decision-making process.
How does the cut of a diamond impact its value?
The cut of a diamond greatly affects its brilliance and overall appearance. Well-cut diamonds can appear more luminous and valuable, even if other factors like carat weight are the same.
Can the diamond price calculator help with choosing the best cut?
Yes, the calculator can provide insights into how different cuts affect price, helping you balance aesthetic preferences with budget considerations.
Why do identical diamonds sometimes have different prices?
Prices can vary due to differences in diamond certification, seller markup, and current market demand. Even seemingly identical diamonds might have subtle differences affecting their valuation.
Does the diamond price calculator consider the diamond's origin?
Yes, the calculator takes into account the diamond's origin, as it can influence the value due to factors like ethical sourcing and rarity.
How often are the prices updated in the diamond price calculator?
The calculator updates regularly to reflect the latest market data, ensuring you get the most current pricing information available.
What is the most important factor to consider when buying a diamond for an engagement ring?
While personal preference is key, many consider the cut and clarity paramount for an engagement ring, as these greatly affect the diamond's sparkle and appearance.
How can I ensure the diamond I purchase is ethically sourced?
Look for diamonds certified by organizations that enforce strict ethical standards, and consider buying from retailers who provide detailed sourcing information.
Can the diamond price calculator assist with investment decisions?
While it provides current market values, investment decisions should also consider long-term market trends, rarity, and the specific qualities of individual diamonds .
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