December’s newest birthstone, Tanzanite is a mesmerizing blue-violet gemstone made of the mineral, zoisite. This prismatic, multi-colored stone is only found in one spot on Earth, near the base of majestic Mount Kilimanjaro in Tanzania.

Learn everything about sapphires: from their composition and symbolism to expert tips on buying, choosing the perfect sapphire, and treatment methods. Discover the ultimate sapphire buying guide.

They might share the same shape, but they couldn't have more different personalities. One throws sparkle in every direction. The other pulls you in with bold flashes of light and that hypnotic hall-of-mirrors effect. Here's how to figure out which one is your diamond.

If you love emeralds but want a more durable wear-everyday stone, say hello to green sapphires. Rated a 9 on the Mohs hardness scale, green sapphire engagement rings come in an infinite array of colors from deep forest green to teal to light pastel green. Read our ultimate guide to choosing a green sapphire ring and see some of our favorite teal sapphires and green sapphires.

Everything you need to know about radiant cut diamonds:What is a radiant cut diamonds: why we love them, how to choose a radiant diamond, radiant cut Q & A, radiant cut versus other diamond shapes

Whether you're treating yourself or shopping for an emerald cut engagement ring for someone else, look no further for all things emerald cut: What is an emerald cut diamond, why we love emerald cuts, how to choose an emerald cut diamond, emerald cut versus cushion cut, asscher cut, and radiant cut, and the most famous emerald cut diamonds

Explore our stunning collection of new loose sapphires! Find the perfect sapphire for your custom design, from vibrant blues to unique hues. Shop now for your ideal gemstone. All sourced from our favorite alternative gemstone dealer, Misfit Diamonds.

January's birthstone, garnet is a family of minerals that comes in every color of the rainbow - each with its own spiritual meaning. Often mistaken for ruby, garnet is a mesmerizing natural gemstone that we love.

Let's clear something up: zircon is not cubic zirconia. It's a natural gemstone that's older than almost anything on Earth, throws ridiculous rainbow fire, and somehow still flies under the radar. Here's everything you need to know about zircon, from colors and durability to engagement rings, treatments, and how to choose a stone worth obsessing over.

If you’ve ever found yourself torn between the elongated elegance of a marquise and the soft romance of an oval, allow us to introduce your new diamond crush: the Moval. It’s the shape you didn’t know you were searching for—sleek, sultry, and just rare enough to feel extra special.

The short answer is: they do now — and they're rarer than you'd think. Learn how champagne lab diamonds are made, why they're so hard to find, and how they compare to natural champagne diamonds.