2.98ct Royal Blue Sapphire No Heat (Thailand)
Certified Natural Royal Blue Sapphire - No Heat Treatment
A stunning 2.98-carat natural royal blue sapphire from Thailand, distinguished by its exceptional color and completely untreated status.
As sapphires from Thailand are basltic in nature, they tend to be dark. This particular sapphire is royal blue which is rare for a sapphire from Thailand.
This premium collectors gemstone represents the pinnacle of natural sapphire beauty, with no heat enhancement—a rarity that significantly increases its value and desirability among collectors and connoisseurs.
Gemstone Specifications
- Carat Weight: 2.98ct
- Color: Royal Blue
- Cut: Oval
- Dimensions: 9.21mm × 7.40mm × 4.27mm
- Clarity: SI1
- Origin: Thailand
- Treatment: None (No Heat)
Certification & Authenticity
Certificate: Bellerophon Gem Lab
Certificate Number: B12123
This sapphire comes with full certification guaranteeing its natural origin and untreated status, providing complete peace of mind.
Why No-Heat Matters
Beautiful Royal blue Unheated sapphires are exceptionally rare, representing less than 1% of sapphires on the market. The absence of heat treatment means this gemstone displays its natural color exactly as nature created it, making it significantly more valuable and sought-after by serious collectors. No-heat sapphires are considered superior investments and heirloom pieces.
Ideal For
- Bespoke engagement rings and fine jewelry
- Investment-grade gemstone collections
- Heirloom pieces to pass down generations
- Collectors seeking certified natural gemstones
Durability & Care
Sapphires rank 9 on the Mohs hardness scale, making them one of the most durable gemstones—ideal for everyday wear in rings, pendants, and earrings. Clean with warm soapy water and a soft brush. Avoid harsh chemicals and ultrasonic cleaners.
View in Person
Experience the brilliance of this exceptional sapphire at our Singapore showroom. Schedule a private viewing to see the gemstone under professional lighting and discuss custom setting options with our gemstone specialists.