Understanding11 min read
Colorless Gemstones: Natural White & Transparent Stones
The six natural colorless stones worth knowing, plus moonstone's milky cousins, compared on hardness, fire, durability, treatment and price.
Understanding8 min read
Why Padparadscha Sapphire Looks Different in Each Light
One padparadscha can look pink under one bulb and salmon in north daylight. This guide covers the chemistry behind that shift, how it differs from true colour change and from fading, and how to check a stone in every light before buying.
First Look at New Ceylon Sapphires
New stones and guides, straight from the source. Written rarely, and only when there is something worth saying.