The Crestonne Journal · Page 5
Plain guides written at the source: how sapphire quality is judged, how to read a lab report, what a fair price per carat looks like, and how a stone gets from Ratnapura to you.
Start with the Ceylon sapphire guide →54 articles · page 5 of 5
Ethics & Sourcing9 min read
Sri Lankan gems are mined by hand from shallow alluvial pits, washed in river water, and sorted by eye. Here is how the process works from the first dig to the dealer's table.
Understanding10 min read
Heat treatment is the single biggest price lever in the sapphire market. Here is exactly what it does to the stone, and when paying the unheated premium is worth it.
Ethics & Sourcing8 min read
An ethically sourced Ceylon sapphire means a stone mined under Sri Lanka's regulated, small-scale model with full documentation. Here is what to verify and what is just marketing.
Buying Guides8 min read
For most buyers, Ceylon sapphires offer the best combination of color, documentation, ethics, and value. Here is how they compare to Kashmir and Burmese material.
Understanding8 min read
Visual checks can point you in the right direction, but the only reliable proof that a sapphire is from Ceylon is a laboratory report. Here is what to look for before you spend.
New stones and guides, straight from the source. Written rarely, and only when there is something worth saying.