• For centuries, fine art and precious materials have been measured by their craftsmanship, rarity, and intrinsic value—yet glass, one of the most complex and refined mediums, we use a formal grading system.

• Much like a jeweler appraises gemstones. Our grading system is a trustworthy way of providing collectors, artists, and investors with a clear standard for assessing value before investing in a particular piece of Glass art you own, or you are looking to acquire.

•   Expert Artist Evaluation on the quality of precision and craftsmanship.

-Functional Ratios

• Rarity & Material Value – The availability, including discontinued, extinct and highly sought-after colors.

• Innovation & Complexity – Execution of techniques and innovations to design utility

• Historical & Market Significance – Ensuring that fine glass art is recognized, collected, and valued with the same honor as other luxury assets.

Amount many other factors

This is more than just a grading system—it’s a foundation for the future of luxury glass. By establishing a clear and transparent valuation, we ensure that every piece is recognized not just as art, but as a true investment in craftsmanship and history.