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 €8,745 EUR
$9,770 USD
As of October 31, 2026
10 retailers carry this diamond
Most expensive: €56,871 EUR at Aurelinne · As of October 31, 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 31, 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
Colour
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 31
Current: €56,871 EUR|Low: €8,745 EUR|High: €127,780 EUR|Avg: €59,101 EUR|+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€8,745 EUR
Retailer 9€44,416 EUR
Retailer 7€49,027 EUR
Retailer 11€49,027 EUR
Retailer 3€51,511 EUR
Retailer 8€54,542 EUR
Retailer 12€54,909 EUR
Retailer 6€56,031 EUR
Aurelinne€56,871 EUR
Retailer 10€56,871 EUR
Retailer 4€61,056 EUR
Retailer 13€81,451 EUR
Retailer 5€127,780 EUR

13 data points across 13 retailers

10 retailers

B
Cheapest Retailer
-
€8,745 EUR
$9,770 USD
Retailer 2
-
€49,027 EUR
$54,773 USD
View
Price under review
Retailer 3
-
€54,542 EUR
$60,935 USD
View
Price under review
Retailer 4
-
€54,909 EUR
$61,345 USD
View
Price under review
Final sale: no returns
Most Expensive
Aurelinne
af010923-74da-418e-b0d7-74d69c550eaa · Oct 31
€56,871 EUR
$63,537 USD
View
Price under review
4 more retailers have this diamond
Prices start from €8,745 EUR

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
€8,745 EUR