TOPAZ - 21.63 CARATS - SWISS BLUE

Quantity: 1 Pcs
Report Number: 2700100
Clarity: Eye-Clean; No Visible Inclusions Under 10X Magnification.
Measurements: 16.90 X 13.28 X 11.38
Treatments: Color Enhancement By Irradiation And Subsequent Heat Treatment Is Common And Presumed For Swiss Blue Topaz.
Origin: Not Reported
Refractive Index: Approx. 1.61 – 1.62
Specific Gravity: Approx. 3.53 – 3.57
Spectroscope Analysis: Absorption Features Consistent With Natural Topaz Observed.
Fluorescence: Generally Inert To Weak Under Both Shortwave And Longwave Uv Light.
Comments: This Swiss Blue Topaz Displays Attractive Blue Coloration With Excellent Clarity And A Well-Proportioned Oval Cut. The Color Is Typical Of Treated Natural Topaz.

Conclusion: The Examined Gemstone Is A Natural Swiss Blue Topaz Weighing 21.63 Carats. The Stone Is Presumed To Have Undergone Standard Color Enhancement Treatments Typical For This Variety.

Condition: Good - Refer Images

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488160+49

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