Learn what light leakage in gemstones is, how it affects brilliance and sparkle, and how expert gemstone cutting services can correct it. Discover how proper cutting enhances beauty and value in sapphires, tourmalines, and more.

In the Portuguese cut, polishing the crown is a delicate final step that enhances its complex facet pattern. Each facet is carefully smoothed to a flawless shine, maximizing the gem’s signature brilliance and kaleidoscopic light play.

The 23.24-carat Golconda Blue diamond, once set to break records at Christie's Magnificent Jewels auction in Geneva, has been withdrawn. Renowned for its rare color, exceptional clarity, and ties to India's fabled Golconda mines, this Fancy Vivid Blue diamond is a symbol of royal heritage and rare beauty. Despite its absence from the auction, the Golconda Blue remains one of the most significant diamonds in history, captivating collectors worldwide.

Discover the incredible story of pallasite peridot an ultra-rare gemstone formed in space, delivered to Earth by meteorites, and transformed into breathtaking jewelry.

At Rosetti, Muzo emeralds shine in bespoke designs, creating luxurious, one-of-a-kind pieces that define elegance in high jewelry.

Melo Pearls, rare and golden, are prized for their stunning beauty. These natural treasures add an exclusive, luxurious touch

Queen Conch Pearls are rare, iridescent gems with unique pink hues, making them a luxurious and exclusive addition to any fine jewelry

Explore the magnetic qualities of Chrysoberyl, Spinel, Ruby, Sapphire, and Garnet gemstones with hidden allure beyond their beauty.

The gemstone industry is adopting sustainable practices, wildlife protection, and land restoration, proving mining can protect nature

Natural and lab-grown diamonds differ in formation, testing, and labelling. Always request certification for transparency and authenticity

Discover the fascinating journey of gemstones, from rough stones deep in the Earth to radiant, polished treasures crafted with precision

History of Golconda Diamond Mine, birthplace of iconic diamonds like the Koh-i-Noor, and its lasting impact on the global diamond industry.

Discover the billion year journey of the Hope Diamond, from Golconda mines to royal courts, and its iconic place at the Smithsonian.

Discover the beauty of green stones like emerald, peridot, and tsavorite. Symbolising vitality, abundance, and growth.

Explore the allure of blue gemstones like sapphire, blue spinel, and tanzanite, prized for their beauty, rarity

Discover the rare beauty of Paraíba Tourmaline from Brazil. Shop exquisite pieces for sale in Antwerp, with Rosetti offering the finest gems

Discover Hauyne, a rare blue gemstone prized by collectors. Learn about its beauty, rarity, and why it’s becoming a sought-after stone

Finding the perfect ring size can be a challenge, but with our easy-to-use printable Ring Sizer, you can determine your size right at...

Alexandrite stands as one of the most exceptional and scarce gemstones ever unearthed. This extraordinary variety of chrysoberyl exhibits...

Chrysoberyl is renowned primarily for its notable variations, Alexandrite and Cat's Eye, the latter being a form of chrysoberyl fashioned...