IGI Certified Natural Blue Sapphire | 0.42 Carat Round Brilliant Cut | Heated Gemstone

Product Description

A classic and elegant 0.42 carat natural blue sapphire, certified by the International Gemological Institute (IGI) International Gemological Institute, featuring a vivid royal blue hue with excellent brilliance.

This gemstone is cut in a round brilliant cut, the most popular and timeless shape known for maximizing light return and sparkle. Its rich blue color and symmetrical faceting make it an ideal choice for engagement rings, earrings, pendants, and custom fine jewelry.

According to the IGI report, this sapphire shows indications of heating, a standard and widely accepted enhancement used to improve the stone’s natural color and clarity.

Compact yet highly radiant, this certified blue sapphire offers timeless beauty and outstanding value.

Gemstone Specifications

• Gemstone: Natural Blue Sapphire
• Species: Natural Corundum
• Variety: Blue Sapphire
• Weight: 0.42 Carat
• Shape: Round
• Cut Style: Round Brilliant
• Color: Blue
• Transparency: Transparent
• Treatment: Indications of Heating
• Certification: IGI Colored Stone Report
• Report Number: 639403217
• Report Date: August 26, 2024
• Measurements: 4.43 – 4.50 × 2.85 mm
• Characteristics: Natural Inclusion(s) Pattern
• Refractive Index: 1.762 – 1.770
• Specific Gravity: 4.00

Why Choose This Gemstone?

• 100% Natural Blue Sapphire
• Certified by IGI for authenticity and confidence
• Vivid royal blue color with exceptional brilliance
• Timeless round brilliant cut
• Standard heat treatment, widely accepted in the sapphire trade
• Perfect for bespoke luxury jewelry
• Only one piece available