Emerald|Lab Grown|IGI

20.06ct F VS1 Emerald Lab Grown Diamond

ID • F/VS1 • IGI LG816687352

Shape and cutting style on the report: Emerald cut

Certificate IGI LG816687352

Diamond specifications and retailer prices

From $8,535 USD
As of October 31, 2026
Save $16,566 USD (66%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $38,720 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 20.06ct lab-grown emerald diamond

This 20.06ct 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 LG816687352 or 816687352. Listed at 9 retailers as of October 31, 2026, with a 194% 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

20.06
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle42.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816687352
Dimensions18.41 × 13.19 × 8.25 mm
L/W Ratio1.40
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.41 mm13.19 mm20.06 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816687352
Side View
Table 65.0%Crown 34°Girdle: MediumPavilion 42.9°Culet: LargeDepth 62.5%

Caratlytics Score

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

Price History

Last verified: Oct 31
Current: $38,720 USD|Low: $8,535 USD|High: $49,430 USD|Avg: $22,506 USD|-0.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 6$8,535 USD
Retailer 2$9,412 USD
Retailer 8$9,722 USD
Retailer 9$13,159 USD
Retailer 4$15,074 USD
Retailer 7$24,714 USD
Retailer 3$25,101 USD
Brilliant Earth$38,720 USD
Retailer 5$46,210 USD

28 data points across 9 retailers

9 retailers$8,535 USD to $25,101 USD

B+
Cheapest Retailer
-
$8,535 USD
B+
Retailer 2
-
$9,412 USD
View
Retailer 3
-
$9,722 USD
View
Price last confirmed 13 days ago
Retailer 4
-
$13,159 USD
View
Price last confirmed 11 days ago
B
Retailer 5
-
$15,074 USD
€14,356 EUR
View
B
Retailer 6
-
$24,714 USD
View
B
Retailer 7
-
$25,101 USD
View
Most Expensive
Brilliant Earth
21034454A · Oct 31
$38,720 USD
View
Price under review
7 more retailers have this diamond
Prices start from $8,535 USDSave up to $16,566 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+
20.06ct Emerald
$8,535 USD