Emerald|Lab Grown|IGI

20.00ct F VS2 Emerald Lab Grown Diamond

VG • F/VS2 • IGI LG831678765

Shape and cutting style on the report: Emerald cut

Certificate IGI LG831678765

Diamond specifications and retailer prices

From $6,720 USD
£5,291 GBP
As of October 30, 2026
Save $17,353 USD (72%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $24,073 USD at Adiamor · As of October 31, 2026
View at Adiamor

About this 20ct lab-grown emerald diamond

This 20ct lab-grown emerald sits in the over five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG831678765 or 831678765. Listed at 4 retailers as of October 30, 2026, with prices from $6,720 to $24,073, a $17,353 spread on the same certified stone. Adiamor lists it at $24,073. 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

20.00
Carat
F
Color
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle41.5°
Pavilion angle44.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831678765
Dimensions18.18 × 12.70 × 8.10 mm
L/W Ratio1.43
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.18 mm12.70 mm20.00 ctF / VS2
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG831678765
Side View
Table 66.0%Crown 41.5°Girdle: MED-THKPavilion 44.8°Culet: LargeDepth 63.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 30
Current: $24,073 USD|Low: $6,679 USD|High: $24,073 USD|Avg: $14,038 USD
Adiamor
Retailer 2
Retailer 3
Retailer 4
October 30, 2026
Retailer 2$6,720 USD
Retailer 3$8,013 USD
Retailer 4$18,488 USD
Adiamor$24,073 USD

33 data points across 4 retailers

4 retailers$6,720 USD to $24,073 USD

B+
Cheapest Retailer
-
$6,720 USD
£5,291 GBP
B
Retailer 2
-
$8,013 USD
View
Retailer 3
-
$18,488 USD
View
Price last confirmed 13 days ago
Most Expensive
C
Adiamor
D-82280554 · Oct 31
$24,073 USD
View
3 more retailers have this diamond
Prices start from $6,720 USDSave up to $17,353 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+
20.00ct Emerald
$6,720 USD