Emerald|Lab Grown|IGI

20.03ct F VS1 Emerald Lab Grown Diamond

VG • F/VS1 • IGI LG836688482

Shape and cutting style on the report: Emerald cut

Certificate IGI LG836688482

Diamond specifications and retailer prices

From $6,670 USD
As of October 31, 2026
Save $19,044 USD (74%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $25,714 USD at Adiamor · As of October 31, 2026
View at Adiamor

About this 20.03ct lab-grown emerald diamond

This 20.03ct lab-grown emerald sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG836688482 or 836688482. Listed at 7 retailers as of October 31, 2026, with prices from $6,670 to $25,714, a $19,044 spread on the same certified stone. Adiamor lists it at $25,714. 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

20.03
Carat
F
Color
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.4°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836688482
Dimensions18.42 × 13.09 × 8.06 mm
L/W Ratio1.41
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.42 mm13.09 mm20.03 ctF / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836688482
Side View
Table 80.0%Crown 41.4°Girdle: ThickPavilion 37.7°Culet: LargeDepth 61.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $25,714 USD|Low: $6,670 USD|High: $25,915 USD|Avg: $15,246 USD|-0.8%
Adiamor
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 4$6,670 USD
Retailer 6$8,069 USD
Retailer 3$8,571 USD
Retailer 5$9,815 USD
Retailer 2$12,729 USD
Retailer 7$23,431 USD
Adiamor$25,714 USD

32 data points across 7 retailers

7 retailers$6,670 USD to $25,714 USD

B+
Cheapest Retailer
-
$6,670 USD
B+
Retailer 2
-
$8,069 USD
View
B+
Retailer 3
-
$8,571 USD
£6,749 GBP
View
B
Retailer 4
-
$9,815 USD
View
B
Retailer 5
-
$12,729 USD
A$19,583 AUD
View
B
Retailer 6
-
$23,431 USD
View
Most Expensive
B
Adiamor
D-82376070 · Oct 31
$25,714 USD
View
6 more retailers have this diamond
Prices start from $6,670 USDSave up to $19,044 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+
20.03ct Emerald
$6,670 USD