Custom Tonneau Barrel‑Shaped Sapphire Watch Crystal, Irregular Curved Watch Glass

Tonneau / barrel irregular curved shape, specially for tonneau watch cases
High‑grade synthetic sapphire, Mohs 9 hardness, scratch‑proof and high light transmittance
Fully custom contour, thickness, arc curvature and edge finish per drawings or samples
Various functional coatings optional, support special non‑standard sizes
Direct factory supply, strict QC, sample & bulk orders acceptable

product details

Our tonneau / barrel‑shaped sapphire watch crystal is specially curved irregular watch glass, widely used for tonneau‑case luxury watches. Made from premium synthetic sapphire with Mohs 9 hardness, it features excellent scratch‑resistance, high light transmittance and good shock‑proof performance to protect internal watch movement from dust, moisture and impact.
We provide full custom service: outer contour, thickness, arc curvature and edge finishing according to your drawings or samples. Multiple optional coatings include anti‑reflection, anti‑fingerprint and anti‑glare coating. Besides common sizes, we accept special non‑standard dimensions. As direct manufacturer, competitive factory price is available for sample trial and mass orders. Each piece undergoes strict dimensional and visual inspection for stable batch quality. Global B2B inquiries are welcome.