Natural Blue Sapphire – Heated

5.28 Carats • Vivid Blue • Cushion Cut

Gemstone Information

Gemstone: Natural Blue Sapphire
Species: Natural Corundum
Variety: Sapphire
Carat Weight: 5.28 ct
Color: Vivid Blue
Shape/Cut: Cushion Cut
Treatment: Heated (Standard Enhancement)
Certification: Uncertified (100% natural sapphire, standard heat only)

A Majestic 5.28-Carat Vivid Blue Sapphire

This impressive 5.28-carat sapphire is a show-stopping gemstone, displaying a rich, vivid blue color that immediately captures attention. Its cushion cut gives it a refined, luxurious presence and an elegant face-up appearance, offering both brilliance and depth that larger sapphires are known for.

A sapphire of this size and color is uncommon, making this piece ideal for standout custom jewelry, statement rings, or serious gemstone collectors seeking a bold, beautiful centerpiece.

Vivid Blue – A Bold and Captivating Color

What makes this gemstone truly special is its vibrant vivid blue hue—a high-saturation color often sought after in premium sapphires. This stone offers:

• A rich, deep blue tone with remarkable intensity

• Strong brilliance across the cushion facets

• A glowing internal saturation that enhances the stone’s elegance

• A color that remains eye-catching in all lighting

This is the kind of blue that feels luxurious, bold, and unmistakably sapphire.

Heated – Standard, Stable, and Widely Accepted

This gemstone has undergone standard heat treatment, the most common and respected enhancement in the sapphire world. Heating improves clarity and intensifies color, resulting in a cleaner, brighter, and more visually appealing stone.

For buyers and jewelers, heated sapphires offer:

• Excellent beauty at a more accessible price

• Stable, permanent enhancements

• Brilliant color with improved clarity

• Greater value per carat in larger sizes

At 5.28 carats, this sapphire represents exceptional visual impact while maintaining a refined, high-quality appearance.

Why This Sapphire Is a Standout Choice

• Impressive Large Size: The 5+ carat class is always desirable and rare.

• Premium Color: Vivid blue tone with strong saturation and life.

• Cushion Cut: Elegant, modern, and perfect for high-end jewelry designs.

• Versatile for Custom Pieces: Ideal for engagement rings, cocktail rings, pendants, or investment.

• Natural Sapphire: 100% real corundum with only standard heating.

A Stone of Beauty, Presence & Luxury

Whether you're creating a bold custom ring or adding a striking gemstone to your personal collection, this 5.28-carat vivid blue sapphire delivers exceptional beauty and presence. Its combination of size, saturation, and brilliance makes it a gemstone that stands out instantly — a true centerpiece gem.

If you want, I can also create a shorter marketing version or add a special “collector’s note” section.