VIP Advisor Services
Your personal guide to the world's rarest diamonds. Exclusive access, institutional-quality guidance, and the knowledge of five generations — for discerning collectors, investors, and connoisseurs.
Unparalleled Expertise & Access
For over 150 years, the Gavin family has been at the forefront of diamond excellence. As a fifth-generation diamantaire, Brian Gavin brings unparalleled expertise, global connections, and a lifetime of experience to every client relationship.
Our VIP Advisor Services offer discerning collectors, investors, and connoisseurs exclusive access to the world's most exceptional rare diamonds, along with the knowledge and guidance to make confident acquisition decisions. Learn why five generations of expertise, a less-than-1% acquisition rate, and a global pre-market network set RARE.DIAMONDS apart →
One-on-One Guidance with Brian Gavin
Experience the world of rare diamonds in an exclusive, unhurried consultation tailored to your interests and objectives.
In-Person Consultations (Houston Showroom)
- Private viewing environment designed for optimal diamond evaluation
- Hands-on examination of stones under professional lighting
- Education on color grading, cut quality, and market dynamics
- Access to specialized gemological equipment
- Complimentary refreshments in comfortable setting
Virtual Consultations (Worldwide)
- High-definition video presentations of specific diamonds
- Real-time interaction with Brian Gavin via secure video
- Detailed still photography and 360° video
- Digital documentation delivered immediately
- Follow-up support via phone and email
What to Expect
- 60–90 minute initial consultation (longer as needed)
- No-pressure environment focused on education
- Transparent discussion of pricing and market conditions
- Customized recommendations based on your goals
- Complete confidentiality and discretion
Schedule Your Private Consultation
In-person in Houston or virtual worldwide — we accommodate your schedule and preferences.
Schedule ConsultationStrategic Guidance for Building Rare Diamond Wealth
Rare diamonds represent a proven alternative asset class with consistent long-term appreciation, particularly in fancy color diamonds and exceptional white diamonds.
Portfolio Strategy Development
- Assessment of investment objectives and timeline
- Diversification recommendations across colors and sizes
- Risk analysis and allocation guidance
- Liquidity considerations and exit strategies
Market Intelligence & Analysis
- Quarterly market reports on pricing trends
- Auction result analysis and interpretation
- Supply and demand dynamics by color and quality
- Emerging opportunities and market inefficiencies
Acquisition Planning
- Optimal timing for market entry
- Size and quality recommendations for budget
- Balancing aesthetic preferences with investment performance
- Competitive bidding strategy for auctions
Custom Cutting Services
- Sourcing rough diamonds to cut a custom stone
- Finding stones in the current market and recutting to optimize light performance
- Recutting fancy colored diamonds to improve color retention
- Recutting your existing stone for improved light return or enhanced color retention
Ongoing Portfolio Management
- Regular revaluations as market values increase
- Recommendations for additions or reallocations
- Insurance appraisal updates
- Future disposition planning and support
Typical Client Profiles
- High net worth individuals diversifying wealth
- Family offices building tangible asset allocations
- Collectors seeking both beauty and value appreciation
- Individuals planning significant life events (proposals, anniversaries, legacy gifts)
Request Portfolio Consultation
Strategic guidance tailored to your investment objectives, timeline, and risk profile.
Get StartedLet Us Find Your Perfect Diamond
Whether you have specific criteria for the ideal diamond or an extraordinary vision that requires a unique stone, our global network and expertise can locate precisely what you seek.
Specific Criteria Searches
- Exact color, clarity, and carat specifications
- Particular shapes or cutting styles
- Budget parameters with maximum value optimization
- Timeline requirements from immediate to patient search
Rare & Exceptional Acquisitions
- Trophy stones for significant collections
- Matched pairs for earrings or unique designs
- Historic or provenance diamonds
- Stones from specific sources (Argyle, specific mines, estate collections)
Process & Timeline
- Initial consultation to define precise requirements
- Active search utilizing global network
- Presentation of candidates with detailed analysis
- Assistance with evaluation and acquisition
- Complete documentation and certification
Recent Sourcing Examples
- 5.02 carat Fancy Vivid Pink cushion for collector
- Matched pair of 2.50 carat Fancy Intense Blue pears
- 10.15 carat D Flawless Type IIa emerald cut
- 3.18 carat Fancy Vivid Yellow radiant with Argyle pedigree
Average sourcing timeline: 1–6 months for most requests; 6–24 months for exceptionally rare criteria.
Begin Custom Sourcing
Tell us what you're looking for — we'll leverage our global network to find it.
Start the SearchProfessional Verification and Valuation
Whether you've inherited diamonds, purchased from another source, or need updated valuations for insurance or estate planning, we provide comprehensive authentication and appraisal services.
Diamond Authentication
- Verification of natural vs. synthetic origin
- Color enhancement and treatment detection
- Certification validation (verifying GIA reports are legitimate)
- Quality assessment and grading confirmation
Professional Appraisals
- Insurance replacement valuations
- Estate planning and tax purposes
- Fair market value determinations
- Damage assessment for insurance claims
Type Verification
- Type IIa, Type IIb diamond identification
- Advanced gemological testing available
- Scientific documentation for rare specimens
Second Opinions
- Evaluation of diamonds you're considering purchasing
- Market value analysis and pricing fairness assessment
- Quality verification before finalizing transactions
Fees & Turnaround
- Authentication: Consultation fee per diamond depending on complexity
- Recutting: Consultation fee per diamond depending on complexity
- Rush service available (48-hour turnaround)
- Complimentary for diamonds purchased through RARE.DIAMONDS
Request Authentication or Appraisal
Professional verification and valuation backed by five generations of expertise.
Get StartedTransform Your Rare Diamond Into a Masterpiece
Once you've acquired your exceptional diamond, we collaborate with our on-premises master jewelers to create custom settings that enhance and protect your investment.
Design Services
- Consultation on optimal setting styles for your diamond
- CAD rendering and design visualization
- Selection of complementary accent diamonds
- Metal choice guidance (platinum, 18k gold options)
- Heirloom-quality craftsmanship
Setting Specialists
- Engagement rings and wedding bands
- Earrings (studs, drops, chandeliers)
- Pendants and necklaces
- Bracelets and tennis bracelets
- Bespoke statement pieces
Quality Standards
- Hand-forged platinum or 18k gold
- Secure settings protecting investment-grade stones
- Accent diamonds meeting our quality standards
- Lifetime craftsmanship guarantee
- Complimentary cleaning and maintenance
Timeline: 6–10 weeks for custom pieces; rush options available.
Explore Jewelry Design
From concept to creation — custom settings worthy of your exceptional stone.
Begin Design ProcessFor Clients Seeking Ongoing Opportunities
Some clients prefer to establish parameters and allow us to proactively present opportunities as exceptional diamonds become available.
How It Works
- Initial Strategy Session — Define your acquisition criteria, budget range, and timeline flexibility
- Active Monitoring — We monitor global markets, auctions, and private offerings on your behalf
- Curated Presentations — When stones matching your criteria emerge, we present them with complete analysis
- Decision Support — You evaluate at your pace with our guidance; no obligation to purchase
- Seamless Acquisition — If you proceed, we handle all negotiations, documentation, and logistics
Benefits
- First access to exceptional stones
- No time spent searching or evaluating unsuitable diamonds
- Professional negotiation on your behalf
- Market timing optimization
- Building significant collections over time
Typical Use Cases
- Collectors building comprehensive color collections
- Investors systematically allocating to diamond assets
- Individuals planning future proposals or gifts
- Portfolio diversification over time
This service is complimentary for established clients and those with significant acquisition budgets.
Exit Strategy When You're Ready
Life circumstances change, and we support clients who eventually wish to liquidate diamonds from their collection.
Our Resale Services
Direct Purchase — We may purchase exceptional diamonds directly for our inventory.
Consignment — We represent your diamond to our network of collectors and dealers.
Auction Support — Guidance on major auction house consignment, catalog preparation, and reserve setting.
Private Placement — Confidential sale to qualified buyers in our network.
Advantages
- Market knowledge ensuring fair valuations
- Access to serious buyers and collectors
- Discretion and confidentiality
- Professional marketing and presentation
- Negotiation expertise maximizing value
We maintain lifelong relationships with clients and remain available whenever you need guidance.
"Working with RARE.DIAMONDS transformed what could have been an overwhelming process into an educational and enjoyable experience. The private consultation was worth the trip from California."— R.S., San Francisco · Read more testimonials →
Initial Consultation Process
- Contact Us — Reach out via phone, email, or consultation request form
- Preliminary Discussion — Brief conversation to understand your interests and schedule consultation
- Private Consultation — In-person or virtual session with Brian Gavin (60–90 minutes)
- Customized Recommendations — Tailored guidance based on your specific objectives
- Ongoing Support — Continued relationship and access to our services
What to Bring to Your Consultation
- Any existing diamonds you'd like evaluated or discussed
- Budget parameters (if comfortable sharing)
- Photos or descriptions of styles you admire
- Questions about specific stones or market trends
- Open mind and willingness to learn
Confidentiality & Discretion
All client relationships are completely confidential. We never discuss your acquisitions, valuations, or personal information with anyone. Many of our clients are high-profile individuals who value absolute discretion.
Our Business Model
There is no fee for initial consultations. Our advisory services are complimentary for serious collectors and investors. We earn our compensation through competitive but fair pricing on the exceptional diamonds we offer — stones that represent true value in today's market.
Our success is measured by long-term client relationships built on trust, transparency, and shared satisfaction in acquiring exceptional rare diamonds.
Do I need to purchase a diamond to receive a consultation?
No. Initial consultations are complimentary and without obligation. Our goal is education and building relationships.
What is the minimum investment for your services?
While we work with a range of budgets, our collection focuses on investment-grade rare diamonds. Custom sourcing can accommodate various budgets based on your criteria.
How do your prices compare to other dealers?
We price competitively based on current market values, auction results, and dealer networks. Our pricing is transparent and we welcome informed comparison.
Can you help me sell a diamond I already own?
Yes, we offer evaluation and resale services for exceptional diamonds, whether purchased through us or elsewhere.
Do you work with clients outside the United States?
Yes, we serve clients worldwide via virtual consultations and secure shipping. International references available upon request. Hand delivery is available where possible.
How long does the sourcing process take?
For most criteria, 1–6 months. For exceptionally rare specifications, 6–24 months. We provide regular updates throughout the search.
"Our success is measured not by transactions, but by the lasting relationships we build with collectors who share our passion for the world's most extraordinary diamonds."— Brian Gavin, Fifth-Generation Diamantaire
Your Journey Begins With a Conversation
Houston Showroom: By appointment only. Virtual Consultations: Available worldwide. Response Time: Within 24 hours.
Schedule Your ConsultationAll consultations are complimentary and without obligation. We build long-term relationships based on education, trust, and exceptional service.
All information provided is for educational purposes. RARE.DIAMONDS does not provide investment advice. Clients should consult with qualified financial advisors before making significant asset allocation decisions. Past performance does not guarantee future results.