JUSTLEE Masterpiece — A Brazilian Alexandrite: Strong Colour Change Noted by Gübelin, Origin Independently Verified by Gübelin and GIA

A natural Brazilian Alexandrite exhibiting bluish-green in daylight and purple under incandescent light. The Gübelin Gem Lab report notes a strong colour-change in the Comments field and confirms no indications of treatment. Origin has been independently verified by both Gübelin and GIA. Concurrent reports from two institutions of this standing are uncommon for Alexandrite in today's market. This piece has been selected for the JUSTLEE Luminous Collection.

Fifty Years of Curation: The Four Standards JUSTLEE Has Never Compromised | JUSTLEE Jewelry

Since 1970, JUSTLEE's selection standards have remained unchanged: untreated, top-tier provenance, international certification, and auction-grade rarity. This article unpacks the four standards that fifty years of curation have proven — and explains why, in the world of colored gemstones, what we choose not to offer matters as much as what we do.

Why Kashmir Sapphires Keep Getting Harder to Find — One Stone, Three Auctions, 25 Years, and a 687% Rise

The Regent Kashmir, 35.09 carats, unheated, Royal Blue, Kashmir origin, has appeared at Christie's three times: New York in 2000, Geneva in 2015, Hong Kong in 2025. Its per-carat price rose from USD 34,650 to USD 272,810 over 25 years, a gain of 687%. Behind that number is a straightforward reality: the mines were exhausted in the 1880s, and every Kashmir sapphire in existence today was mined within a window that closed over a century ago.

The Eternal Flame: Red Gemstones in 2026

An overview of the 2026 red gemstone market, examining ruby and spinel through rarity, origin, and value structure, with a focus on unheated rubies, Mogok sources, and collector-driven demand.

From Volume to Value: Market Insights from the 2026 Tucson GemFair

The 2026 Tucson GemFair sends a definitive message: the colored gemstone market has pivoted from volume to pure value. Despite soaring gold prices and tariff volatility, top-tier natural gems continue to defy economic gravity. JUSTLEE breaks down the undeniable premium on provenance—from unheated to Montana sapphires. Discover why ultimate rarity remains the ultimate inflation-proof asset, and master the new rules of precision sourcing.

Rooted in Heritage, Designed for Legacy — JUSTLEE's New Chapter in Colored Gemstone Jewelry

Since 1970, JUSTLEE has sourced the world's rarest colored gemstones for discerning collectors and bespoke fine jewelry. Discover the philosophy behind our brand evolution — and the five-decade standards that have never changed.