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Alexandrite

Tsarstone collectors guide

Sharp Chrysoberyl Cat's Eye Oval 2.52cts.

An attractive stone with an olive body color and a sharp and centered eye. With a hardness of 8.5, chrysoberyl is very hard, tough, and durable. It takes an excellent polish and is suitable for any kind of jewelry.

Sharp Chrysoberyl Cat's Eye Oval 2.52cts.

Grade Score 5 / 10

Color
Good (3/5)
Cut
Fair (2/5)
Carat
Medium (3/5)
Clarity
Inapplicable (N/A)
Rarity
Hard to find (3/5)

Price information

Availability information

Detail identification and grading report
Identification
Type: Natural
Species: Chrysoberyl
Variety: Cymophane
Origin: Ilakaka, Horombe, Ranohira, Fianarantsoa, Madagascar
Hardness: 8.5
Density: 3.75
RI-1: 1.741
RI-2: 1.76
Enhancements
Variety of work: Traditional (Cabochon)
Designation: A (Not currently known to be enhanced)
Color
Color light source: Cool daylight
Color description: YG/GY 4/3 (medium light yellow-green)
Phenomena: Cat's eye (Chatoyancy) Chatoyancy Strong (65%-69%)
Clarity
Transparency: Translucent
Cut
Shape: Oval
Cut style: Polished
Symmetry: Good
Polish: Exceptional
Size
Width: 6.20 mm
Length: 7.80 mm
Depth: 5.30 mm
Weight: 2.52 cts
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Bibliographic details
Page title Natural Cymophane Oval 2.52 cts
Author David Weinberg
Website title Alexandrite Tsarstone Collectors Guide
Date published 03 July 2010 05:09 UTC
Date accessed 06 December 2025 11:42 UTC
Permanent link http://www.alexandrite.net/viewpage.html?id=ALX-001-00042
AMA style
David Weinberg. "Natural Cymophane Oval 2.52 cts". In Alexandrite Tsarstone Collectors Guide. July 03, 2010, 05:09 UTC. Available at: http://www.alexandrite.net/viewpage.html?id=ALX-001-00042. Accessed December 06, 2025.
APA style
"Natural Cymophane Oval 2.52 cts". (2010, July 03). In Alexandrite Tsarstone Collectors Guide. Retrieved 11:42, December 06, 2025, from http://www.alexandrite.net/viewpage.html?id=ALX-001-00042.
Bluebook style
"Natural Cymophane Oval 2.52 cts", http://www.alexandrite.net/viewpage.html?id=ALX-001-00042 (last visited December 06, 2025).
Bluebook: Harvard JOLT style
See Alexandrite Tsarstone Collectors Guide, "Natural Cymophane Oval 2.52 cts", http://www.alexandrite.net/viewpage.html?id=ALX-001-00042 (Hard to find Cymophane (Chrysoberyl) Oval 2.52cts from Madagascar (Ilakaka)) (as of Dec. 06, 2025, 11:42 GMT).
CBE/CSE style
David Weinberg. "Natural Cymophane Oval 2.52 cts". In Alexandrite Tsarstone Collectors Guide. 2010 Jul 03, 05:09 UTC.[Internet], Alexandrite Tsarstone Collectors Guide; 2010 Jul 03, 05:09 UTC [cited 2025 Dec 06]. Available from: http://www.alexandrite.net/viewpage.html?id=ALX-001-00042.
Chicago style
David Weinberg, "Natural Cymophane Oval 2.52 cts", http://www.alexandrite.net/viewpage.html?id=ALX-001-00042, (accessed December 06, 2025).
MLA style
"Natural Cymophane Oval 2.52 cts". Alexandrite Tsarstone Collectors Guide. 03 Jul 2010, 05:09 UTC. 06 Dec 2025 http://www.alexandrite.net/viewpage.html?id=ALX-001-00042
MHRA style
David Weinberg, "Natural Cymophane Oval 2.52 cts", Alexandrite Tsarstone Collectors Guide, 03 July 2010, 05:09 UTC, http://www.alexandrite.net/viewpage.html?id=ALX-001-00042 [accessed 06 December 2025].
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