Emerald|Lab Grown|IGI

20.04ct F VS1 Emerald Lab Grown Diamond

ID • F/VS1 • IGI LG809674299

Shape and cutting style on the report: Emerald cut

Certificate IGI LG809674299

Diamond specifications and retailer prices

From $5,226 USD
As of October 30, 2026
Save $20,326 USD (80%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $37,980 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 20.04ct lab-grown emerald diamond

This 20.04ct lab-grown emerald sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG809674299 or 809674299. Listed at 17 retailers as of October 30, 2026, with a 389% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

20.04
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.6°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG809674299
Dimensions18.98 × 12.73 × 7.97 mm
L/W Ratio1.49
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.98 mm12.73 mm20.04 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG809674299
Side View
Table 62.0%Crown 32.6°Girdle: MediumPavilion 40°Culet: LargeDepth 62.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $37,980 USD|Low: $5,085 USD|High: $37,980 USD|Avg: $11,270 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 1, 2026
Retailer 13$5,226 USD
Retailer 7$5,477 USD
Retailer 3$5,852 USD
Retailer 15$6,062 USD
Retailer 5$6,080 USD
Retailer 16$6,201 USD
Retailer 9$6,837 USD
Retailer 4$7,196 USD
Retailer 12$7,601 USD
Retailer 11$7,766 USD
Retailer 8$8,285 USD
Retailer 10$9,366 USD
Retailer 14$10,942 USD
Retailer 2$11,533 USD
Retailer 6$21,647 USD
Retailer 17$25,552 USD
Brilliant Earth$37,980 USD

27 data points across 17 retailers

17 retailers$5,226 USD to $25,552 USD

A
Cheapest Retailer
-
$5,226 USD
A
Retailer 2
-
$5,477 USD
View
B+
Retailer 3
-
$5,852 USD
View
Final sale: no returns
B+
Retailer 4
-
$6,062 USD
View
B+
Retailer 5
-
$6,080 USD
View
B+
Retailer 6
-
$6,201 USD
View
Retailer 7
-
$6,837 USD
View
Price last confirmed 19 days ago
B+
Retailer 8
-
$7,196 USD
View
B+
Retailer 9
-
$7,601 USD
View
B+
Retailer 10
-
$7,766 USD
£6,115 GBP
View
Retailer 11
-
$8,285 USD
View
Price last confirmed 14 days ago
B+
Retailer 12
-
$9,366 USD
View
B+
Retailer 13
-
$10,942 USD
€10,421 EUR
View
Retailer 14
-
$11,533 USD
A$17,743 AUD
View
B
Retailer 15
-
$21,647 USD
View
B
Retailer 16
-
$25,552 USD
View
Most Expensive
Brilliant Earth
20784299A · Oct 31
$37,980 USD
View
Price under review
16 more retailers have this diamond
Prices start from $5,226 USDSave up to $20,326 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.

A
20.04ct Emerald
$5,226 USD