Diamond & Jewelry Education
Everything worth knowing before you choose a piece: what a lab-grown diamond is, how the four Cs change what you see, which metal suits daily wear, and how sizing, production and delivery work. Each guide links to the pieces it describes.
Lab-grown diamonds
- What is a lab-grown diamond? — the short definition and the two ways they are grown.
- Are lab-grown diamonds real diamonds?
- Lab-grown vs mined diamonds — what matches, what differs.
- Lab-grown diamond vs moissanite and vs cubic zirconia.
- How lab-grown diamonds are made · how they are identified.
- Do lab-grown diamonds have resale value? — the honest answer.
Choosing a stone
- The 4Cs explained simply — cut, colour, clarity, carat, and which one to spend on.
- Carat weight and size — what 1ct actually measures across the finger.
- Total carat weight vs centre stone.
- Diamond shapes guide — then browse Round Lab-Grown Diamond Jewelry, Oval Lab-Grown Diamond Jewelry, Pear Lab-Grown Diamond Jewelry, Marquise Lab-Grown Diamond Jewelry, Princess-Cut Lab-Grown Diamond Jewelry or Heart-Shaped Lab-Grown Diamond Jewelry.
Metals and care
- 18K gold, PT950 platinum or S925 sterling silver — the differences that matter in wear.
- Jewelry stamps explained — what AU750, PT950, S925 and 18K mean · PT950 vs S925, head to head.
- Platinum patina explained · sterling silver care.
- Cleaning diamond jewellery at home · when to take your rings off.
Sizing, ordering and delivery
- Ring size guide with US, UK, EU and Japanese conversions · how to find your ring size.
- Guessing a ring size for a surprise — ranked by how often each method is wrong.
- How to measure bracelet size · choosing a pendant size.
- How made-to-order works — 10 working days from order to dispatch.
- International shipping and import duties — who pays what, country by country.
Start browsing
Lab-Grown Diamond Jewelry · Lab-Grown Diamond Rings · Lab-Grown Diamond Earrings · Lab-Grown Diamond Necklaces · Lab-Grown Diamond Pendants · Lab-Grown Diamond Bracelets
Questions that are not answered here are probably in the FAQ, or write to aetheristechhk@gmail.com.