Chapter 03 · Lineage Metrics
Sanaa Ledger · Data Insight

Heirloom value rises where repair records stay visible.

Six-year resale index for documented craft objects in private consignments.

Resale value index, 2019-2024 Indexed to 2019 = 1.00
1.0 1.4 1.8 2.2 2.6 2019 2020 2021 2022 2023 2024 Documented provenance repair notes, maker mark, transfer date Undocumented lots 2.47 IDX
This is the Yemeni Jambiya Curved Dagger design system, applied by Curio Design — a design-style library for AI agents. Full Yemeni Jambiya Curved Dagger guide → designbycurio.com/learn/yemeni-jambiya-dagger-curved