gemstones
Tradition Meets Innovation: The Human Factor Be...
In a world increasingly driven by mechanised extraction and digital marketplaces, the story of Afghan tourmalines stands apart. These vivid gemstones, often glowing in brilliant pinks, greens, and blues, do...
Coloured Gemstones in the Crossfire: What Trump...
The coloured gemstone trade has always operated on a delicate balance — between nature and craftsmanship, tradition and market demand, local mines and global buyers. Now, that balance faces disruption....
Natural vs. Lab-Grown Gemstones: Why Authentici...
The global gemstone industry has undergone a quiet revolution. Lab-grown gemstones have entered the market with promise and polish—but as the trend matures, one truth remains: natural gemstones continue to...
Tourmalines and the Global Rise of Coloured Gem...
In recent years, the global gemstone market has seen a profound shift in taste and value. While diamonds continue to dominate in volume and mainstream appeal, it is the world...
The Rich History of Tourmaline: A Gemstone of M...
Tourmaline, celebrated for its extensive color spectrum and unique physical properties, has a history that bridges science, tradition, and fine jewellery. At Lisbon Gem Exchange, we honour this extraordinary gemstone...
Lisbon Gem Exchange: The Power of Direct Sourci...
In a world increasingly driven by transparency, authenticity, and sustainability, direct sourcing is transforming the gemstone industry. For collectors, designers, and ethical consumers, the origin and journey of a gemstone...
