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Alexandrite

Tsarstone collectors guide

Cettified Strong Change Alexandrite Oval 2.15cts.

The color change of this alexandrite is quite good and the stone is pinkish-red under incandescent light. For an alexandrite, this piece is fairly well cut.

Cettified Strong Change Alexandrite Oval 2.15cts.
Natural Alexandrite Oval 2.15 cts Natural Alexandrite Oval 2.15 cts

Grade Score 7 / 10

Color
Good (3/5)
Cut
Fair (2/5)
Carat
Large (4/5)
Clarity
Very good (4/5)
Rarity
Extremely rare (5/5)

Price information

Availability information

  • Offered through Multicolour.com
  • Usually ships within 24 hours
  • Source: Multicolour.com
  • Multicolour Gems Co., Ltd
Detail identification and grading report
Identification
Type: Natural
Species: Chrysoberyl
Variety: Alexandrite
Origin: Tunduru, Ruvuma, Ruvuma Region, Tanzania
Hardness: 8.5
Density: 3.75
RI-1: 1.741
RI-2: 1.76
Enhancements
Variety of work: Faceted
Designation: A (Not currently known to be enhanced)
Color
Color light source: Cool daylight
Color description: bG*4/2 (medium light bluish green)
Phenomena: Pleochroism Change of color (Alexandrite effect) Strong
Color phenomena: RP/PR*5/2 (medium red-purple or purple-red [pink])
Clarity
Clarity type: Slightly included (Type I)
Transparency: Transparent
Cut
Shape: Oval
Cut style: Step
Symmetry: Good
Brilliance: Very good
Polish: Good
Size
Width: 7.22 mm
Length: 8.22 mm
Depth: 4.62 mm
Weight: 2.15 cts
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Bibliographic details
Page title Natural Alexandrite Oval 2.15 cts
Author David Weinberg
Website title Alexandrite Tsarstone Collectors Guide
Date published 03 July 2010 05:06 UTC
Date accessed 02 July 2026 05:41 UTC
Permanent link http://m.alexandrite.net/viewpage.html?id=ALX-001-00021
AMA style
David Weinberg. "Natural Alexandrite Oval 2.15 cts". In Alexandrite Tsarstone Collectors Guide. July 03, 2010, 05:06 UTC. Available at: http://m.alexandrite.net/viewpage.html?id=ALX-001-00021. Accessed July 02, 2026.
APA style
"Natural Alexandrite Oval 2.15 cts". (2010, July 03). In Alexandrite Tsarstone Collectors Guide. Retrieved 05:41, July 02, 2026, from http://m.alexandrite.net/viewpage.html?id=ALX-001-00021.
Bluebook style
"Natural Alexandrite Oval 2.15 cts", http://m.alexandrite.net/viewpage.html?id=ALX-001-00021 (last visited July 02, 2026).
Bluebook: Harvard JOLT style
See Alexandrite Tsarstone Collectors Guide, "Natural Alexandrite Oval 2.15 cts", http://m.alexandrite.net/viewpage.html?id=ALX-001-00021 (Extremely rare Alexandrite (Chrysoberyl) Oval 2.15cts from Tanzania (Tunduru)) (as of Jul. 02, 2026, 05:41 GMT).
CBE/CSE style
David Weinberg. "Natural Alexandrite Oval 2.15 cts". In Alexandrite Tsarstone Collectors Guide. 2010 Jul 03, 05:06 UTC.[Internet], Alexandrite Tsarstone Collectors Guide; 2010 Jul 03, 05:06 UTC [cited 2026 Jul 02]. Available from: http://m.alexandrite.net/viewpage.html?id=ALX-001-00021.
Chicago style
David Weinberg, "Natural Alexandrite Oval 2.15 cts", http://m.alexandrite.net/viewpage.html?id=ALX-001-00021, (accessed July 02, 2026).
MLA style
"Natural Alexandrite Oval 2.15 cts". Alexandrite Tsarstone Collectors Guide. 03 Jul 2010, 05:06 UTC. 02 Jul 2026 http://m.alexandrite.net/viewpage.html?id=ALX-001-00021
MHRA style
David Weinberg, "Natural Alexandrite Oval 2.15 cts", Alexandrite Tsarstone Collectors Guide, 03 July 2010, 05:06 UTC, http://m.alexandrite.net/viewpage.html?id=ALX-001-00021 [accessed 02 July 2026].
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