The Mulu blog
Guides to buying and caring for jewelry.
Birthstones by Month: A Complete Guide
The birthstone for every month, what each stone looks like, and how well it stands up to everyday wear.
10K, 14K or 18K Gold: What Is the Difference?
What karat means, how much pure gold each one contains, and which is the right choice for everyday jewelry.
Sterling Silver, Gold Plated or Solid Gold?
How the three compare on price, wear and care, so you know exactly what you are buying.
Lab-Grown vs Natural Diamonds: An Honest Comparison
What lab-grown diamonds are, how they differ from mined diamonds, and what to ask before you buy either.
How to Choose an Engagement Ring
A plain guide to the four Cs, diamond shapes, settings and budget.
How to Measure Your Ring Size at Home
Three easy ways to find a ring size, and the mistakes that lead to the wrong one.
How Selling Your Gold Works
How gold is tested and valued, what to bring, and how to read a hallmark before you sell.
How to Care for Your Jewelry
How to clean, store and protect gold, silver and gemstones so they last.