III · The Long View  —  Retention & The Patina of Trust
Chern Atelier 09 / 14
The finding

Patrons don't abandon the craft —
they are simply never engraved a second time.

Three-year retention · Engraved patrons
91.4%
of clients who commission a second piece remain after three years.
+23.8 pts vs. single-commission patrons
Retention by commissions held · cohort of 1,840
1 piece 67.6%
2 pieces 91.4%
3 pieces 95.2%
4+ pieces 97.1%
This is the Tula Niello Silver design system, applied by Curio Design — a design-style library for AI agents. Full Tula Niello Silver guide → designbycurio.com/learn/russian-niello-tula-silver