The Hong Kong jeweler Wallace Chan spent seven years developing a type of porcelain that is five times harder than steel, and he’s more than ready to demonstrate it.
RACHEL FELDER, NY Times: Fashion & Style
Fri, 07/20/2018 - 3:00am
The Hong Kong jeweler Wallace Chan spent seven years developing a type of porcelain that is five times harder than steel, and he’s more than ready to demonstrate it.