Gemstone journal

Articles and videos about stones, cutting and certificates.

October 28, 2026 · Stones
How to choose a sapphire: colour, clarity and cut
What to look at when choosing a sapphire, and which questions to ask the seller.
October 21, 2026 · Gemmology
Gemstone reports: what GIA and GRS are
Why a laboratory report matters and what it says.
October 14, 2026 · Rough
Cut stone or rough: the difference
Who rough suits, and who should buy a finished cut stone.