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Alexandrite

Tsarstone collectors guide

Top Gem 6mm Strong Change Alexandrite 1.19cts.

Fine quality Portuguese style cutting with excellent clarity and a killer color change. Round alexandrites are extremely rare and finding a round this nice is just about impossible.

Top Gem 6mm Strong Change Alexandrite 1.19cts.
Natural Alexandrite Round 1.19 cts Natural Alexandrite Round 1.19 cts

Grade Score 9 / 10

Color
Exceptional (5/5)
Cut
Exceptional (5/5)
Carat
Large (4/5)
Clarity
Exceptional (5/5)
Rarity
Rare (4/5)

Price information

Availability information

Detail identification and grading report
Identification
Type: Natural
Species: Chrysoberyl
Variety: Alexandrite
Origin: Deobhog area, Raipur, Chhattisgarh, India
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: GB/BG 6/4 (medium dark green-blue)
Phenomena: Change of color (Alexandrite effect) Pleochroism Strong
Color phenomena: rP*5/4 (medium reddish purple)
Clarity
Clarity type: Eye clean (Type I)
Transparency: Transparent
Cut
Shape: Round
Cut style: Portuguese
Symmetry: Exceptional
Brilliance: Exceptional
Polish: Exceptional
Size
Width: 6.00 mm
Length: 6.00 mm
Depth: 4.20 mm
Weight: 1.19 cts
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Bibliographic details
Page title Natural Alexandrite Round 1.19 cts
Author David Weinberg
Website title Alexandrite Tsarstone Collectors Guide
Date published 03 July 2010 05:07 UTC
Date accessed 10 May 2026 17:57 UTC
Permanent link http://w.alexandrite.com/viewpage.html?id=ALX-001-00030
AMA style
David Weinberg. "Natural Alexandrite Round 1.19 cts". In Alexandrite Tsarstone Collectors Guide. July 03, 2010, 05:07 UTC. Available at: http://w.alexandrite.com/viewpage.html?id=ALX-001-00030. Accessed May 10, 2026.
APA style
"Natural Alexandrite Round 1.19 cts". (2010, July 03). In Alexandrite Tsarstone Collectors Guide. Retrieved 17:57, May 10, 2026, from http://w.alexandrite.com/viewpage.html?id=ALX-001-00030.
Bluebook style
"Natural Alexandrite Round 1.19 cts", http://w.alexandrite.com/viewpage.html?id=ALX-001-00030 (last visited May 10, 2026).
Bluebook: Harvard JOLT style
See Alexandrite Tsarstone Collectors Guide, "Natural Alexandrite Round 1.19 cts", http://w.alexandrite.com/viewpage.html?id=ALX-001-00030 (Rare Alexandrite (Chrysoberyl) Round 1.19cts from India (Deobhog area)) (as of May. 10, 2026, 17:57 GMT).
CBE/CSE style
David Weinberg. "Natural Alexandrite Round 1.19 cts". In Alexandrite Tsarstone Collectors Guide. 2010 Jul 03, 05:07 UTC.[Internet], Alexandrite Tsarstone Collectors Guide; 2010 Jul 03, 05:07 UTC [cited 2026 May 10]. Available from: http://w.alexandrite.com/viewpage.html?id=ALX-001-00030.
Chicago style
David Weinberg, "Natural Alexandrite Round 1.19 cts", http://w.alexandrite.com/viewpage.html?id=ALX-001-00030, (accessed May 10, 2026).
MLA style
"Natural Alexandrite Round 1.19 cts". Alexandrite Tsarstone Collectors Guide. 03 Jul 2010, 05:07 UTC. 10 May 2026 http://w.alexandrite.com/viewpage.html?id=ALX-001-00030
MHRA style
David Weinberg, "Natural Alexandrite Round 1.19 cts", Alexandrite Tsarstone Collectors Guide, 03 July 2010, 05:07 UTC, http://w.alexandrite.com/viewpage.html?id=ALX-001-00030 [accessed 10 May 2026].
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