What is a natural ruby gemstone?

A natural ruby gemstone is a variety of the mineral corundum, colored red by traces of chromium. It forms naturally in the earth and is not lab-created or synthetic.

Are your ruby gemstones certified?

Yes, all our ruby gemstones are certified by trusted gemological labs such as GIA or IGI. Each stone comes with full disclosure of origin and treatment status.

What is the difference between heated and unheated rubies?

Heated rubies have been thermally enhanced to improve color and clarity. Unheated rubies are completely natural and untreated, making them rarer and more valuable.

What countries do your rubies come from?

Our rubies are ethically sourced from renowned locations such as Burma (Myanmar), Mozambique, and Madagascar, each known for producing high-quality rubies.

How durable are ruby gemstones?

Rubies score 9 out of 10 on the Mohs hardness scale, making them extremely durable and suitable for everyday jewelry like rings, earrings, and pendants.

What shapes are available in your ruby collection?

We offer rubies in a variety of cuts including oval, cushion, pear, round, and emerald. Each cut is chosen to enhance the gem's natural brilliance and color.

How do I care for my ruby gemstone?

To care for your ruby gemstone, clean it with warm soapy water and a soft brush. Avoid harsh chemicals and ultrasonic cleaners. Store it separately to prevent scratches.

Can I use a ruby for an engagement ring?

Absolutely. Rubies are a popular choice for engagement rings due to their symbolic meaning of love and strength, as well as their exceptional durability.

Article: 💠 Unheated Ceylon Sapphires: Why Collectors and Jewelers Love Them

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Unheated blue sapphire in cushion cut with certificate from GIA

Jul 23, 2025Ceylon Sapphires

💠 Unheated Ceylon Sapphires: Why Collectors and Jewelers Love Them

🔷 Introduction: The Natural Brilliance of Unheated Sapphires

Among the finest blue gemstones in the world, the unheated Ceylon sapphire holds a revered status. Unlike most sapphires that undergo high-temperature treatment to enhance color and clarity, unheated sapphires display their natural beauty untouched by human intervention.

Collectors, jewelers, and gem connoisseurs consider these sapphires some of the most valuable and investment-worthy in the world.

🔬 What Does "Unheated" Mean in Gemology?

In the gemstone trade, most sapphires are heat-treated to improve their color or clarity. While this is an accepted industry practice, an unheated sapphire:

Has not been altered by heat
Retains its natural crystalline structure and color
Is significantly rarer (estimated <1% of sapphires on the market)

These stones are prized for their purity, rarity, and long-term value.

💎 Why Unheated Ceylon Sapphires Are So Valuable

Ceylon sapphires, sourced from Sri Lanka, are famous for their vivid blue hue, exceptional clarity, and ethical sourcing. When they are unheated, their value increases dramatically because:

Feature	Why It Matters
Natural Color	Reflects true beauty from the Earth
High Rarity	Extremely limited in supply
Collector Demand	Sought after by gem investors
Certification Requirement	Must be lab-tested (e.g., GIA, IGI)
Historical Prestige	Favored by royalty & vintage collectors

📈 An Investment That Sparkles Over Time

If you're seeking a gemstone that appreciates in value, unheated Ceylon sapphires are a smart choice:

Excellent long-term store of value
Highly liquid in the high-end gem market
Increasing demand from Asia, Europe & North America

💼 Great for:

Heirloom jewelry
Investment portfolios
Wedding and engagement rings

🛍️ Featured Unheated Ceylon Sapphires from NashGems

Whether you're buying for investment or custom jewelry, NashGems offers verified unheated sapphires backed by third-party certification.

Written by rimzan nawasdeen

ceylon sapphire engagement ring

💍 Ceylon Sapphires for Engagement Rings: Beauty, Meaning & Value

💎 Introduction: The Elegance of a Ceylon Sapphire Ring When it comes to creating a timeless engagement ring, few stones match the brilliance, heritage, and symbolism of a Ceylon sapphire. These stu...

best sapphire shape

💎 The Ultimate Guide to Sapphire Shapes: Which Cut Is Right for You?

🔷 Introduction: Why Sapphire Shape Matters When choosing the perfect sapphire for your ring or pendant, shape is more than a style choice—it influences sparkle, color intensity, and overall feel. T...