optical-grade crystal glass

Learn how crystal glass is made – from raw optical-grade block to hand-cut whiskey tumbler. Discover the four-step craft behind every Cristamor glass.

What is optical grade crystal? Learn why borosilicate crystal with >92% clarity outperforms lead crystal for whiskey glasses. The science behind Cristamor.

Explore 300 years of hand cut crystal history. From 17th-century Europe to modern artisan whiskey glasses – the journey of a timeless craft.