Octagonal blue sapphire gemstone, step-cut, deep blue
Octagonal blue sapphire gemstone, step-cut, deep blue

4.05 Carat Blue Sapphire

Regular price $16,299.00
Sale price $16,299.00 Regular price $21,999.00
Unit price

Pay over time with Shop Pay. Free insured shipping in the US over $50.


  • 10-day returns
  • Questions? Message Avi's team or book a showroom visit

A magnificent 4.05 carat blue sapphire with captivating depth and brilliance. This heat-treated gemstone delivers the coveted deep blue tones that make sapphires timeless treasures. Ideal for bespoke jewelry creations, it combines substantial size with refined elegance—a sophisticated choice for those seeking genuine gemstone quality.

The stone

Gemstone
Sapphire
Origin
Not determined
Weight
4.05 ct
Shape
Square – Asscher
Measurements
9.51 × 9.32 × 4.37 mm
Color
Blue
Cut grade
Very Good
Clarity
(Eye Clean) no inclusions visible to the naked eye
Treatment
Heat
Lab report
Not certified
Octagonal blue sapphire gemstone, step-cut, deep blue

4.05 Carat Blue Sapphire

Regular price $16,299.00
Sale price $16,299.00 Regular price $21,999.00
Unit price

Sapphire questions

Can I see it before I buy?

Yes. Book a live video viewing, or visit the showroom at 5 S. Wabash Ave, Suite 1010, Chicago by appointment.

Shipping policy

Free domestic shipping on orders of $50 or more.