Loose Gemstones
Forensically vetted natural corundum, spinel, tourmaline, and garnet for bench jewelers and bespoke designers. Delivered with 0.01 mm caliper tolerances, optical spectroscopy profiles, and 5-day trade memo access.
House of Design Research — Ontario, Canada
Empirical Provenance, Material Forensics & Curated Design Objects.
An independent gemological laboratory and private sourcing archive in Eastern Ontario. Every loose gemstone, period jewel, studio glass vessel, and work on canvas is verified for optical, physical, and historical integrity before release to bench jewelers and private collections.
Curatorial & Analytical Divisions
INDEX 01 — 05
Vintage & Estate Jewelry
Period-authentic signed and unsigned estate pieces evaluated for alloy integrity, stone origin, and structural craftsmanship—sourced for collectors and restoration specialists.
Studio Art Glass
Mid-century Bohemian, Scandinavian, and North American studio glass—including documented works from Skrdlovice and period master glassmakers—verified for maker attribution and condition.
Fine Art & Paintings
Regional Canadian landscapes, mid-century Caribbean naive works, and curated works on canvas examined under UV and raking light for pigment integrity and historical provenance.
Architectural Housewares
Tactile mid-century decorative objects, sculptural metalwork, and functional design pieces selected for enduring material honesty and spatial presence.