Trusted by 1000+ companies
Trusted by 1000+ companies
Auctions You Can Trust
Global diamond and gemstone auctions engineered for transparency, fairness, and results.
Trusted by professionals. Backed by Nobel-winning theory.
Global diamond and gemstone auctions engineered for transparency, backed by Nobel-winning theory, secured by blockchain.
Trusted by the best companies in the world.
Our Story
Our Story
A New Standard in Diamond and Gemstone Trading
All the features to scale your business to the next level
Billiton Diamonds was founded to bridge trust, technology, and transparency across the global supply chain.
Founded by Industry Veterans
Founded by Industry Veterans
Over 25 years Experience
Over 25 years Experience
Integrated Services from Mine to Market
Integrated Services from Mine to Market
Our Team
Our Team
Our Team
Meet the Team Behind Billiton
Antony Dear
Co-Founder & Director
30+ years leading diamond sourcing, sales, and auctions at De Beers, BHP Billiton, and Grib Diamonds. Pioneer in implementing online auction systems for rough diamonds.
Antony Dear
Co-Founder & Director
30+ years leading diamond sourcing, sales, and auctions at De Beers, BHP Billiton, and Grib Diamonds. Pioneer in implementing online auction systems for rough diamonds.
Antony Dear
Co-Founder & Director
30+ years leading diamond sourcing, sales, and auctions at De Beers, BHP Billiton, and Grib Diamonds. Pioneer in implementing online auction systems for rough diamonds.
How it works
How it works
How it works
Precision-led auctions.
Powered by trust and technology.
All the features to scale your business to the next level
Backed by science, we make every bid fair, transparent, and data-driven.
01
Register and Verify
Create your account and complete KYC verification directly on the platform. Your information is securely encrypted and reviewed within 48 hours.
01
Access Auctions
Once verified, unlock catalogues and upcoming sales. Our blockchain-powered platform ensures every listing is authentic and transparent.
01
Schedule and Bid
Book private viewings to inspect selected lots, then place your bids through our secure auction platform
01
Win Diamonds Securely
Winning bids are settled through smart contracts, ensuring secure payment and discreet, efficient delivery.
Register and Verify
Access Auctions
Schedule and Bid
Win Diamonds Securely
01
Register and Verify
Create your account and complete KYC verification directly on the platform. Your information is securely encrypted and reviewed within 48 hours.
01
Access Auctions
Once verified, unlock catalogues and upcoming sales. Our blockchain-powered platform ensures every listing is authentic and transparent.
01
Schedule and Bid
Book private viewings to inspect selected lots, then place your bids through our secure auction platform
01
Win Diamonds Securely
Winning bids are settled through smart contracts, ensuring secure payment and discreet, efficient delivery.
Register and Verify
Access Auctions
Schedule and Bid
Win Diamonds Securely
01
Register and Verify
Create your account and complete KYC verification directly on the platform. Your information is securely encrypted and reviewed within 48 hours.
01
Access Auctions
Once verified, unlock catalogues and upcoming sales. Our blockchain-powered platform ensures every listing is authentic and transparent.
01
Schedule and Bid
Book private viewings to inspect selected lots, then place your bids through our secure auction platform
01
Win Diamonds Securely
Winning bids are settled through smart contracts, ensuring secure payment and discreet, efficient delivery.
Register and Verify
Access Auctions
Schedule and Bid
Win Diamonds Securely
Integrated Inventory Management
Integrated Inventory Management
Integrated Inventory Management
Beyond Auctions: Complete Inventory Management Solutions
All the features to scale your business to the next level
Billiton offers a fully integrated inventory management platform; powered by Preshys, for secure tracking, valuation, and management of gemstones and rough diamonds.
Cloud-based inventory recording
01
01
Access Auctions
Once verified, unlock catalogues and upcoming sales. Our blockchain-powered platform ensures every listing is authentic and transparent.
Real-time tracking and blockchain traceability
02
Multiple active price books
03
Automated invoicing and smart logistics
04
01
Schedule and Bid
Book private viewings to inspect selected lots, then place your bids through our secure auction platform
01
Win Diamonds Securely
Winning bids are settled through smart contracts, ensuring secure payment and discreet, efficient delivery.
Cloud-based inventory recording
01
01
Access Auctions
Once verified, unlock catalogues and upcoming sales. Our blockchain-powered platform ensures every listing is authentic and transparent.
Real-time tracking and blockchain traceability
02
Multiple active price books
03
Automated invoicing and smart logistics
04
01
Schedule and Bid
Book private viewings to inspect selected lots, then place your bids through our secure auction platform
01
Win Diamonds Securely
Winning bids are settled through smart contracts, ensuring secure payment and discreet, efficient delivery.
Cloud-based inventory recording
01
01
Access Auctions
Once verified, unlock catalogues and upcoming sales. Our blockchain-powered platform ensures every listing is authentic and transparent.
Real-time tracking and blockchain traceability
02
Multiple active price books
03
Automated invoicing and smart logistics
04
01
Schedule and Bid
Book private viewings to inspect selected lots, then place your bids through our secure auction platform
01
Win Diamonds Securely
Winning bids are settled through smart contracts, ensuring secure payment and discreet, efficient delivery.
Years of Auction Expertise
Invoices Issued Across 500 Entities
Diamond Classifications in Proprietary Price Book
Diamond Classifications in Proprietary Price Book
Diamond Classifications in Proprietary Price Book
Global Viewing Locations
Features
Features
Features
Technology You Can Trust
Powering smarter, safer diamond trading through innovation and integrity.
Blockchain-Powered Transparency
Every transaction will be recorded on a decentralized ledger, ensuring authenticity and preventing tampering.
Billiton
Transparency Index: 400
Traditional Auction House 1
Transparency Index: 220
Traditional Auction House 2
Transparency Index: 140
Blockchain-Powered Transparency
Our platform consistently outperforms competitors in speed and efficiency.
Billiton
Transparency Index: 400
Traditional Auction House 1
Transparency Index: 220
Traditional Auction House 2
Transparency Index: 140
Web3 Integration
Utilize your Web3 wallet for seamless access and identity verification, enhancing security and user experience.
Web3 Integration
Utilize your Web3 wallet for seamless access and identity verification, enhancing security and user experience.
Ethical Sourcing
We partner with suppliers who adhere to the highest ethical and regulatory standards, ensuring responsible sourcing.
Ethical Sourcing
We partner with suppliers who adhere to the highest ethical and regulatory standards, ensuring responsible sourcing.
AI-Driven Insights
Our AI algorithms analyze market trends and bidding behaviors to provide actionable insights, helping you strategize effectively.
Bidding activity spike detected — adjust strategy.
Bidding activity spike detected — adjust strategy.
Bidding activity spike detected — adjust strategy.
Testimonials
Testimonials
Testimonials
Built on Trust. Proven by Results.
Hear how Billiton is shaping the future of diamond trading.
"Billiton has redefined how I source stones. The combination of transparency, blockchain verification, and auction structure gives me unmatched confidence in every bid."
Emma R.
Diamond Trader – Antwerp
"I value discretion above all else. Billiton’s seamless Web3 onboarding and secure auctions make high-value acquisitions feel effortless and secure."
Michael S.
Private Collector – Hong Kong
"Accessing and bidding on high-quality lots through Billiton is refreshingly simple. Their AI-driven insights made it easy to spot value opportunities others missed."
Reign V.
Investment Buyer – Dubai
Ethical sourcing is non-negotiable for us. Billiton's rigorous supplier standards and full traceability give us — and our clients — complete peace of mind."
Olivia D.
Luxury Jeweler – New York
"Billiton has redefined how I source stones. The combination of transparency, blockchain verification, and auction structure gives me unmatched confidence in every bid."
Emma R.
Diamond Trader – Antwerp
"I value discretion above all else. Billiton’s seamless Web3 onboarding and secure auctions make high-value acquisitions feel effortless and secure."
Michael S.
Private Collector – Hong Kong
"Accessing and bidding on high-quality lots through Billiton is refreshingly simple. Their AI-driven insights made it easy to spot value opportunities others missed."
Reign V.
Investment Buyer – Dubai
Ethical sourcing is non-negotiable for us. Billiton's rigorous supplier standards and full traceability give us — and our clients — complete peace of mind."
Olivia D.
Luxury Jeweler – New York
"Billiton has redefined how I source stones. The combination of transparency, blockchain verification, and auction structure gives me unmatched confidence in every bid."
Emma R.
Diamond Trader – Antwerp
"I value discretion above all else. Billiton’s seamless Web3 onboarding and secure auctions make high-value acquisitions feel effortless and secure."
Michael S.
Private Collector – Hong Kong
"Accessing and bidding on high-quality lots through Billiton is refreshingly simple. Their AI-driven insights made it easy to spot value opportunities others missed."
Reign V.
Investment Buyer – Dubai
Ethical sourcing is non-negotiable for us. Billiton's rigorous supplier standards and full traceability give us — and our clients — complete peace of mind."
Olivia D.
Luxury Jeweler – New York
"Billiton has redefined how I source stones. The combination of transparency, blockchain verification, and auction structure gives me unmatched confidence in every bid."
Emma R.
Diamond Trader – Antwerp
"I value discretion above all else. Billiton’s seamless Web3 onboarding and secure auctions make high-value acquisitions feel effortless and secure."
Michael S.
Private Collector – Hong Kong
"Accessing and bidding on high-quality lots through Billiton is refreshingly simple. Their AI-driven insights made it easy to spot value opportunities others missed."
Reign V.
Investment Buyer – Dubai
Ethical sourcing is non-negotiable for us. Billiton's rigorous supplier standards and full traceability give us — and our clients — complete peace of mind."
Olivia D.
Luxury Jeweler – New York
"Billiton has redefined how I source stones. The combination of transparency, blockchain verification, and auction structure gives me unmatched confidence in every bid."
Emma R.
Diamond Trader – Antwerp
"I value discretion above all else. Billiton’s seamless Web3 onboarding and secure auctions make high-value acquisitions feel effortless and secure."
Michael S.
Private Collector – Hong Kong
"Accessing and bidding on high-quality lots through Billiton is refreshingly simple. Their AI-driven insights made it easy to spot value opportunities others missed."
Reign V.
Investment Buyer – Dubai
Ethical sourcing is non-negotiable for us. Billiton's rigorous supplier standards and full traceability give us — and our clients — complete peace of mind."
Olivia D.
Luxury Jeweler – New York
"Billiton has redefined how I source stones. The combination of transparency, blockchain verification, and auction structure gives me unmatched confidence in every bid."
Emma R.
Diamond Trader – Antwerp
"I value discretion above all else. Billiton’s seamless Web3 onboarding and secure auctions make high-value acquisitions feel effortless and secure."
Michael S.
Private Collector – Hong Kong
"Accessing and bidding on high-quality lots through Billiton is refreshingly simple. Their AI-driven insights made it easy to spot value opportunities others missed."
Reign V.
Investment Buyer – Dubai
Ethical sourcing is non-negotiable for us. Billiton's rigorous supplier standards and full traceability give us — and our clients — complete peace of mind."
Olivia D.
Luxury Jeweler – New York
"Billiton has redefined how I source stones. The combination of transparency, blockchain verification, and auction structure gives me unmatched confidence in every bid."
Emma R.
Diamond Trader – Antwerp
"I value discretion above all else. Billiton’s seamless Web3 onboarding and secure auctions make high-value acquisitions feel effortless and secure."
Michael S.
Private Collector – Hong Kong
"Accessing and bidding on high-quality lots through Billiton is refreshingly simple. Their AI-driven insights made it easy to spot value opportunities others missed."
Reign V.
Investment Buyer – Dubai
Ethical sourcing is non-negotiable for us. Billiton's rigorous supplier standards and full traceability give us — and our clients — complete peace of mind."
Olivia D.
Luxury Jeweler – New York
"Billiton has redefined how I source stones. The combination of transparency, blockchain verification, and auction structure gives me unmatched confidence in every bid."
Emma R.
Diamond Trader – Antwerp
"I value discretion above all else. Billiton’s seamless Web3 onboarding and secure auctions make high-value acquisitions feel effortless and secure."
Michael S.
Private Collector – Hong Kong
"Accessing and bidding on high-quality lots through Billiton is refreshingly simple. Their AI-driven insights made it easy to spot value opportunities others missed."
Reign V.
Investment Buyer – Dubai
Ethical sourcing is non-negotiable for us. Billiton's rigorous supplier standards and full traceability give us — and our clients — complete peace of mind."
Olivia D.
Luxury Jeweler – New York
"Billiton has redefined how I source stones. The combination of transparency, blockchain verification, and auction structure gives me unmatched confidence in every bid."
Emma R.
Diamond Trader – Antwerp
"I value discretion above all else. Billiton’s seamless Web3 onboarding and secure auctions make high-value acquisitions feel effortless and secure."
Michael S.
Private Collector – Hong Kong
"Accessing and bidding on high-quality lots through Billiton is refreshingly simple. Their AI-driven insights made it easy to spot value opportunities others missed."
Reign V.
Investment Buyer – Dubai
Ethical sourcing is non-negotiable for us. Billiton's rigorous supplier standards and full traceability give us — and our clients — complete peace of mind."
Olivia D.
Luxury Jeweler – New York
"Billiton has redefined how I source stones. The combination of transparency, blockchain verification, and auction structure gives me unmatched confidence in every bid."
Emma R.
Diamond Trader – Antwerp
"I value discretion above all else. Billiton’s seamless Web3 onboarding and secure auctions make high-value acquisitions feel effortless and secure."
Michael S.
Private Collector – Hong Kong
"Accessing and bidding on high-quality lots through Billiton is refreshingly simple. Their AI-driven insights made it easy to spot value opportunities others missed."
Reign V.
Investment Buyer – Dubai
Ethical sourcing is non-negotiable for us. Billiton's rigorous supplier standards and full traceability give us — and our clients — complete peace of mind."
Olivia D.
Luxury Jeweler – New York
"Billiton has redefined how I source stones. The combination of transparency, blockchain verification, and auction structure gives me unmatched confidence in every bid."
Emma R.
Diamond Trader – Antwerp
"I value discretion above all else. Billiton’s seamless Web3 onboarding and secure auctions make high-value acquisitions feel effortless and secure."
Michael S.
Private Collector – Hong Kong
"Accessing and bidding on high-quality lots through Billiton is refreshingly simple. Their AI-driven insights made it easy to spot value opportunities others missed."
Reign V.
Investment Buyer – Dubai
Ethical sourcing is non-negotiable for us. Billiton's rigorous supplier standards and full traceability give us — and our clients — complete peace of mind."
Olivia D.
Luxury Jeweler – New York
"Billiton has redefined how I source stones. The combination of transparency, blockchain verification, and auction structure gives me unmatched confidence in every bid."
Emma R.
Diamond Trader – Antwerp
"I value discretion above all else. Billiton’s seamless Web3 onboarding and secure auctions make high-value acquisitions feel effortless and secure."
Michael S.
Private Collector – Hong Kong
"Accessing and bidding on high-quality lots through Billiton is refreshingly simple. Their AI-driven insights made it easy to spot value opportunities others missed."
Reign V.
Investment Buyer – Dubai
Ethical sourcing is non-negotiable for us. Billiton's rigorous supplier standards and full traceability give us — and our clients — complete peace of mind."
Olivia D.
Luxury Jeweler – New York
FAQ
FAQ
FAQ
Frequently Asked Questions
Here are some of the most common questions about how Billiton works.
Still have a query? Contact us, we’re here to help.
What is Billiton Diamonds, and how do your auctions work?
How do I register to participate in Billiton auctions?
Is my information secure with Billiton Diamonds?
What standards do your diamond suppliers follow?
Can anyone participate in Billiton auctions?
How does Billiton use AI and blockchain in auctions?
How are auction results handled?
What is Billiton Diamonds, and how do your auctions work?
How do I register to participate in Billiton auctions?
Is my information secure with Billiton Diamonds?
What standards do your diamond suppliers follow?
Can anyone participate in Billiton auctions?
How does Billiton use AI and blockchain in auctions?
How are auction results handled?
What is Billiton Diamonds, and how do your auctions work?
How do I register to participate in Billiton auctions?
Is my information secure with Billiton Diamonds?
What standards do your diamond suppliers follow?
Can anyone participate in Billiton auctions?
How does Billiton use AI and blockchain in auctions?
How are auction results handled?
Secure Your Place in the Future of Diamond Trading
Join a global network of verified buyers and experience auctions built on trust, technology, and transparency.
Secure Your Place in the Future of Diamond Trading
Join a global network of verified buyers and experience auctions built on trust, technology, and transparency.
Secure Your Place in the Future of Diamond Trading
Join a global network of verified buyers and experience auctions built on trust, technology, and transparency.
View Upcoming Events