About Leona Gems
About Leona Gems At Leona Gems, we specialize in sourcing and showcasing the finest natural gemstones for discerning collectors and connoisseurs. Founded with a passion for rarity and precision, our mission is to deliver unmatched quality, authenticity, and craftsmanship. Each gemstone we offer is ethically sourced, lab-tested, and hand-selected for its brilliance, character, and value. Whether you’re acquiring a timeless investment or creating a bespoke piece, Leona Gems is your trusted partner in the world of fine gemstones. With roots in both elite military discipline and luxury curation, our founder brings a unique standard of integrity, resilience, and excellence to everything we do. From rare rubies and sapphires to precision-cut diamonds and emeralds, we offer stones that speak to legacy, power, and prestige.
Leona Gems – Fine Gemstones. Collectors’ Choice
•Contact•
Sem S
CEO
0046739098755
Semir@leongems.com
Rubies and sapphires
In stock
5
Stones
5
Million
Galleri
Exclusive Gemstone Collection for Sale
4 Natural Rubies & 1 Rare Padparadscha Sapphire
Add timeless elegance and powerful color to your collection with these stunning, investment-grade gemstones. All stones are unheated, natural, and precision-cut to maximize brilliance.
Natural Rubies
• 12.20 ct – Rich blood-red hue, cushion cut
• 7.15 ct – Deep red sparkle, oval cut
• 7.10 ct – Bold and vibrant, oval cut
• 12.35 ct – Intense red fire, cushion cut
Origin: Likely Burma or Mozambique (testing available on request)
Padparadscha Sapphire
• 10.70 ct – Rare peach-pink tone, elegant pear shape
One of the most sought-after and rare sapphire varieties in the world.
Ideal for collectors, bespoke jewelry projects, or investment.
Certification available upon request.
Worldwide shipping | Serious inquiries only
Fancy Color Diamonds
From the Kono Mines in Sierra Leone
Price
prices start as low as 1500 per ct and reach over hundreds of thosends, remember each diamond is over 20+ ct
all the way upp to 51 ct,
Pink diamond
¨the tear of africa¨¨
A Rare Wonder — 51 Carats of Natural Pink Brilliance This extraordinary 51-carat pink diamond is a masterpiece of nature — raw, powerful, and impossibly rare. With its sharp natural etchings and captivating pink hue, it embodies both elegance and strength. Diamonds of this color and size are exceptionally scarce, making this a true collector’s gem and a symbol of pure prestige. Whether for investment or admiration, this stone stands in a class of its own — uncut, untouched, unforgettable
Leona Sweden
Rare Fancy Color Diamond Lot
A striking collection of natural fancy-colored diamonds, showcasing exceptional diversity in hue, clarity, and form. This rare assortment includes vivid tones of red, yellow, blue, pink, orange, purple, and champagne — each stone hand-selected for its saturation, brilliance, and uniqueness. Highlights • Natural Fancy Colors • Mixed shapes and cutting styles • Suitable for collectors, investors, or high-jewelry creation • No treatments unless otherwise stated • Estimated total weight available upon request This is a premium selection ideal for connoisseurs seeking the extraordinary — a true rainbow of nature’s most coveted gemstones.
The Tear Of Africa
Lab Grown Diamonds
Excellent cut
IGI certefied
Lab-grown diamonds are a modern marvel—chemically, physically, and visually identical to mined diamonds, but created through cutting-edge technology. Here’s why more people are choosing lab-grown: 1. Ethical & Conflict-Free Lab-grown diamonds offer complete peace of mind. They are produced without the ethical concerns sometimes associated with traditional mining, ensuring your diamond is conflict-free and responsibly sourced. 2. Environmentally Friendly By avoiding the environmental disruption of mining, lab-grown diamonds have a significantly smaller ecological footprint. Choosing lab-grown supports a cleaner, more sustainable future. 3. Exceptional Beauty & Quality Created under controlled conditions, these diamonds achieve stunning clarity, color, and brilliance. Many lab-grown stones are graded higher than their natural counterparts. 4. Better Value Lab-grown diamonds typically cost 30–40% less than mined diamonds of the same quality—meaning you get more size, sparkle, and perfection for your investment. 5. Certified & Genuine Every Leona Gems lab-grown diamond comes with certification and full transparency about its origin and characteristics—just like a mined diamond
• 2025 •
Leona
Discover the World of Amazing Rubies Step into a realm of fire, passion, and timeless elegance. At Leona Gems, we bring you some of the world’s most extraordinary natural rubies — each one a symbol of strength, luxury, and enduring beauty. From deep blood-red Burmese treasures to vibrant pinkish hues with unmatched clarity, our rubies are hand-selected for their rarity and brilliance. Ethically sourced and professionally certified, every stone tells a story of earth’s power and your own legacy. Elevate your collection with a gemstone that’s as bold as it is refined.
Enter the Realm of Legendary Emeralds Vivid, powerful, and eternally captivating — emeralds have enchanted royalty and visionaries for centuries. At Leona Gems, we offer only the finest natural emeralds, selected for their rich green depth, clarity, and origin. Whether Colombian, Zambian, or Brazilian, each emerald in our collection is a rare expression of nature’s most refined artistry. With a gemstone so alive in color and spirit, you’re not just wearing luxury — you’re wearing history. Leona Gems – Where Green Speaks of Greatness.
Leona Gems — Where rarity meets purpose