Thrown by Kenji Takahashi in his Higashiyama studio, then deliberately cracked and repaired — the gold seam is the object.

Blended in small batches by perfumer Isabelle Côté, who spent three years sourcing a vetiver absolute from a single cooperative in Haiti.

Each signature hand-sewn with a Coptic stitch that allows the book to lie flat — a choice that sounds minor until you've used every other notebook.

Cast from a pattern made in 1962, unchanged — the weight in your hand is an argument for not improving things that work.