Treated Vs. Untreated Sapphires: What's The Difference?

When it comes to sapphires, there’s so much more beneath the surface than just that iconic royal blue sparkle. From dreamy pastel hues to deep velvety tones, sapphires are full of personality and yes, they even have different origin stories!

If you’ve ever wondered about treated vs untreated sapphires, you’re in the right place. We’re here to talk about all the things you need to know about both of them, so let’s unravel the magic together!

What Is A Sapphire?

Before we dive into treated vs untreated sapphires, let’s revisit what makes this gemstone so enchanting.

Sapphires belong to the corundum mineral family, the same family as the dazzling ruby (yes, they’re gemstone siblings!). Ranking a 9 on the Mohs scale, sapphires are incredibly durable, making them perfect for everyday jewelry and engagement rings.

While blue may be the most famous shade, sapphires actually come in a breathtaking rainbow of colors, blush pinks, sunshine yellows, ocean teals, soft peaches, and more. These hues are created by trace elements like iron, titanium, chromium, copper, and magnesium working their quiet magic within the stone!

What Is A Heated (Treated) Sapphire?

Let’s talk about heat treated sapphires! A treated sapphire is a natural sapphire that has been exposed to high heat to enhance its color and clarity. This process is permanent and widely accepted within the fine jewelry industry, so no need to worry!

So what does heating actually do?

• Deepens or brightens color
  
  

• Improves overall clarity
  
  

• Reduces visible inclusions
  
  

• Creates a more eye-clean appearance
  

And here’s the important part: a heated sapphire is still 100% a real sapphire! Think of it as nature, gently refined. The stone itself is natural, heat simply enhances what was already there. Since heating improves appearance and availability, treated sapphires are typically more budget-friendly and easier to find in specific colors!

6x4mm Juniper Blue Sapphire & Diamond Ring

What Is An Untreated (Unheated) Sapphire?

An untreated sapphire, also called an unheated or natural sapphire, has not undergone any heat treatment. What you see is exactly how it formed in the earth, untouched and unaltered!

These stones are:

• Extremely rare
  
  

• Highly prized
  
  

• Naturally unique
  
  

• Often more included or softly toned
  

Since no enhancements are applied, untreated sapphires retain their original characteristics: inclusions, subtle color zoning, and all. Each one tells a completely one of a kind story! Due to their rarity, untreated sapphires typically come with a higher price tag and can be harder to source in very specific shades if there's something in particular that you’re looking for.

2.08ct Aspen Lavender Cornflower Sapphire & Diamond Ring

Treated Vs. Untreated: What's The Difference?

When choosing between a treated and untreated sapphire, here are the key differences to keep in mind: 

1. Rarity

Untreated sapphires are far rarer than heated sapphires.

2. Price

Untreated sapphires generally cost more due to their scarcity, while heated sapphires are typically more accessible in price.

3. Color Availability

Looking for a very specific shade of teal, peach, or cornflower blue? You may have better luck finding it in a heated sapphire.

4. Natural Purity

If owning a completely untouched gemstone speaks to your heart, an untreated sapphire may feel extra meaningful!

The truth? Neither is “better.” It simply comes down to what matters most to you: rarity, budget, specific color, or the romance of untouched nature.

Which Sapphire Is Right for You?

If you love the idea of:

• A vibrant, eye-clean stone
  
  

• A wider range of color options
  
  

• A more flexible budget
  
  

A heated sapphire may be your perfect match!

If your heart flutters for:

• Rare treasures
  
  

• Completely natural gemstones
  
  

• Subtle, organic beauty
  
  

An untreated sapphire might be the one!

Either way, you’re choosing a gemstone that’s durable, meaningful, and endlessly romantic!

What Love & Promise Offers

At Love & Promise, we offer both heated and untreated sapphires because your love story deserves options! Dreaming of a one of a kind sapphire ring? Our custom design process transforms your vision into something beautifully, uniquely yours. Feel free to contact us or schedule an appointment - we can’t wait to hear from you!

How fun was the treated vs untreated sapphire guide? As always, be sure to follow us on our socials, check out our website and subscribe to our newsletter to see what’s new here at Love & Promise. Catch you next time, friends!