KNUPFER, ALBERTO- of Flushing, NY on January 2, 2018. Beloved husband of Alicia. Loving father of Jeannine and Robert. Cherished grandfather of five. Alberto was known as a highly respected lapidary in the jewelry & gemstone trade. Memorial visitation will be held at the Harden Funeral Home from 1-4 and 7-9pm Sunday January 7, 2018. His kindness and generosity will be missed by all those whose lives he touched.