LEIBISH is a globally renowned leader in high-end diamonds and jewelry, specializing in natural fancy-colored diamonds and gemstones. Established in 1979, this family-owned enterprise—led by founder Leibish Polnauer, his wife Rosi, and their children—has earned a trusted reputation worldwide. Today, LEIBISH proudly serves as a premier supplier to esteemed jewelers, designers, dealers, and manufacturers, blending decades of expertise with personalized service.
LEIBISH features one of the world's most extensive collections of colored diamonds, offering exquisite fancy and ideal cuts across a vibrant spectrum of hues, clarities, and sizes tailored to various budgets. The company is especially renowned for its rare Argyle Pink, Canary Yellow, Blue, and Red diamonds. Each stone is ethically sourced from trusted global mines, with LEIBISH strictly adhering to UN resolutions and international conflict-free standards. As a proud member of the Responsible Jewellery Council (RJC), LEIBISH fully complies with its rigorous ethical and quality guidelines. This extraordinary collection is conveniently available online, serving clients worldwide.
A pioneer in digital commerce, LEIBISH was among the first fancy-color diamond companies to recognize and embrace the power of online platforms, connecting with customers globally and revolutionizing the diamond buying experience.
Every LEIBISH diamond and jewelry piece comes with trusted certification from leading laboratories such as GIA, Argyle, IGI, or in-house grading reports, ensuring quality, authenticity, and peace of mind for every purchase.
With over four decades of dedication, LEIBISH has cultivated an extensive network of loyal clients worldwide, consistently exceeding customer expectations through exceptional service and unparalleled product quality.
LEIBISH regularly participates in prestigious industry events, including trade shows and the exclusive Argyle Pink Diamond Tender, securing some of the world's rarest gems. Notable achievements include:
These milestones underscore LEIBISH's passion for sourcing exceptional gemstones and its unwavering commitment to quality.
Understanding the value of fancy-colored diamonds as unique investment opportunities, LEIBISH offers expert insights, educational resources, and personalized guidance through its dedicated team of investment professionals.
LEIBISH maintains a robust global presence with strategically positioned offices, including locations at the Israel Diamond Exchange, New York City, Sydney (Australia), and Central Hong Kong. Additionally, the company collaborates closely with trusted partners in Belgium and Mumbai, further enhancing its international reach and capabilities.
Leadership at LEIBISH is anchored by Founder and President Leibish Polnauer, alongside CEO Yossi Polnauer, whose combined expertise and visionary leadership continue to drive the company’s excellence and innovation in the global diamond and jewelry industry.