Chelsea Miller started making custom knives in 2011 and has grown her client list to include some of the top chefs in the world. Business Insider visited her Brooklyn studio to learn how she does it.

Nissan’s $300 Z Knife is handmade by master knife maker Satoshi Kiryu in Japan. The knife’s design was inspired by the side profile of the iconic Nissan 240Z. Only 240 limited-edition knives ...