Maritha Gems is an online retailer specializing in natural Ceylon gemstones and Sri Lankan sapphires, sourced from the renowned gem fields of Sri Lanka. Its collection includes blue and vividly colored sapphires, including rare Padparadscha and color-change varieties, as well as alexandrite, spinel, garnet, tourmaline, zircon, sinhalite, chrysoberyl, crystals, and signature-cut gemstones. Each stone is selected and verified for authenticity, with the company emphasizing certified quality, responsible sourcing, and careful attention to clarity and craftsmanship.

Customers can browse individual gemstones and fine jewelry, with options ranging from investment-grade stones to pieces for everyday wear and special occasions. Maritha Gems also offers personalized guidance for customers developing custom jewelry, from choosing a natural gemstone to creating a finished piece. Its website provides educational resources on sapphire colors, gemstone shapes, heating, selection, and care, alongside buying, shipping, returns, and gemstone disclosure information. The company offers worldwide shipping and customer support through its listed contact channels.