Emerald|Lab Grown|IGI

10.40ct I VS2 Emerald Lab Grown Diamond

VG • I/VS2 • IGI LG610310509

Shape and cutting style on the report: Emerald cut

Certificate IGI LG610310509

Diamond specifications and retailer prices

From $9,770 USD
As of October 30, 2026
10 retailers carry this diamond
Most expensive: $63,537 USD at Aurelinne · As of October 29, 2026
View at Aurelinne

About this 10.4ct lab-grown emerald diamond

This 10.4ct lab-grown emerald sits in the over five carat band, graded I colour (near-colourless) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG610310509 or 610310509. Listed at 10 retailers as of October 30, 2026. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

10.40
Carat
I
Color
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.6°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG610310509
Dimensions18.28 × 9.17 × 5.83 mm
L/W Ratio1.99
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
18.28 mm9.17 mm10.40 ctI / VS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG610310509
Side View
Table 66.0%Crown 30.6°Girdle: ThickPavilion 36.1°Culet: LargeDepth 63.6%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 30
Current: $63,537 USD|Low: $9,770 USD|High: $142,757 USD|Avg: $66,028 USD|+1.4%
Aurelinne
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 2$9,770 USD
Retailer 9$49,622 USD
Retailer 7$54,773 USD
Retailer 11$54,773 USD
Retailer 3$57,548 USD
Retailer 8$60,935 USD
Retailer 12$61,345 USD
Retailer 6$62,598 USD
Aurelinne$63,537 USD
Retailer 10$63,537 USD
Retailer 4$68,212 USD
Retailer 13$90,998 USD
Retailer 5$142,757 USD

13 data points across 13 retailers

10 retailers

B
Cheapest Retailer
-
$9,770 USD
Retailer 2
-
$54,773 USD
View
Price under review
Retailer 3
-
$60,935 USD
View
Price under review
Retailer 4
-
$61,345 USD
View
Price under review
Final sale: no returns
Most Expensive
Aurelinne
af010923-74da-418e-b0d7-74d69c550eaa · Oct 29
$63,537 USD
View
Price under review
4 more retailers have this diamond
Prices start from $9,770 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B
10.40ct Emerald
$9,770 USD