Light Mint Green Lab Sapphire IS Old Stock
(1914 - 2021) Swiss Djeva Material
Light Mint Green Lab Sapphire IS grown using the
Flame Fusion method
Light Mint Green Lab Sapphire, Trillian Internal Reflections Cut, 5.78 Carats
Light Mint Green Lab Sapphire, Trillian Internal Reflections Cut, 5.78 Carats
Light Mint Green Lab Sapphire, Trillian Internal Reflections Cut, 5.78 Carats

Light Mint Green Lab Sapphire, Trillian Internal Reflections Cut, 5.78 Carats

SQO1308

Regular price$550.00
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Shipping calculated at checkout.

🌱🍏💎 This 5.78-carat lab-grown sapphire, cut in the Trillian Internal Reflections style, reveals a minty green hue that shimmers from every angle. Sourced from older crystals produced by the historic Djeva factory (closed in 2021) using the flame fusion method, it radiates a refreshing allure. With crisp facets that catch the light, this gem showcases exceptional brilliance alongside its robust durability, making it ideal for everyday wear. A perfect choice for those seeking a standout piece, it offers a delightful fusion of contemporary style and enduring strength.

DIMENSIONS AND SHAPE

Size: 10.9mm x 10.9mm x 7.1mm

Weight: 5.78  carats

Cut: Trillian Internal Reflections

Shape: Trillian

Clarity: Loupe Clean

Inclusions: None

Treatment:None

 

PHYSICAL PROPERTIES

MOHS hardness: 9.0

Pleochroism: Dichroic

Dispersion: 0.018

Density: 4.0

Refractive Index: 1.76

Chemical Formula:Al2O3


POSSIBLE JEWELRY APPLICATIONS

Pendant, Daily Wear, and Cocktail Ring

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🌍 GENERAL MATERIAL DESCRIPTION

  • Material Name:Djeva 73
  • Country of Origin : Switzerland
  • Growth Method: Flame Fusion

Djeva 73 is characterized by its consistent, minty green hue, a result of cobalt doping in the flame fusion process used to create sapphire. This color closely mirrors that of minty garnet or tourmaline, yet the inherent toughness of sapphire allows for its use in jewelry designed for daily wear. The production of cobalt-doped sapphire presents significant challenges, as cobalt can exhibit two valence states, Co2+ (blue) and Co3+ (green), which can easily fluctuate during the growth process. Achieving stable growth requires the use of specialized gases and growth chambers, making green lab-created sapphire particularly uncommon, and high-quality specimens even more so.

🏭 SPECIFIC Lot INFORMATION

Before the closure of the Djeva Productions SA facility, we procured a limited quantity of A-grade material from one of its distributors. The color of this lab-created sapphire is genuinely stunning, and it's becoming increasingly difficult to locate. We consider ourselves lucky to still have some of this exceptional stock on hand.


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🧠 Gemology Literature

The articles cited here about lab created gemstones are all open source and chronologically sorted for quick and easy access. Each article comes from either the Journal of Gemmology (JofG) or Gems and Gemmology (G&G) archives.