Emerald|Lab Grown|IGI

20.05ct F VS1 Emerald Lab Grown Diamond

ID • F/VS1 • IGI LG835608555

Shape and cutting style on the report: Emerald cut

Certificate IGI LG835608555

Diamond specifications and retailer prices

From $7,254 USD
As of November 2, 2026
Save $18,509 USD (72%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $38,000 USD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 20.05ct lab-grown emerald diamond

This 20.05ct 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 LG835608555 or 835608555. Listed at 13 retailers as of October 28, 2026, with a 255% 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

20.05
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG835608555
Dimensions18.95 × 12.87 × 8.06 mm
L/W Ratio1.47
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.95 mm12.87 mm20.05 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG835608555
Side View
Table 63.0%Crown 37.1°Girdle: MediumPavilion 35.7°Culet: LargeDepth 62.6%

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: Nov 2
Current: $7,254 USD|Low: $6,444 USD|High: $27,330 USD|Avg: $12,881 USD|-14.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 2$6,444 USD
Retailer 1$7,254 USD
Retailer 7$7,355 USD
Retailer 5$7,603 USD
Retailer 10$7,905 USD
Retailer 8$8,528 USD
Retailer 6$9,955 USD
Retailer 11$10,306 USD
Retailer 9$12,763 USD
Retailer 3$18,569 USD
Retailer 4$23,450 USD
Retailer 12$25,763 USD

37 data points across 12 retailers

13 retailers$7,254 USD to $25,763 USD

B+
Cheapest Retailer
-
$7,254 USD
Retailer 2
-
$7,355 USD
View
Price last confirmed 5 days ago
B+
Retailer 3
-
$7,603 USD
HK$59,400 HKD
View
Retailer 4
-
$7,885 USD
View
Price last confirmed 12 days ago
Retailer 5
-
$7,905 USD
View
Price last confirmed 12 days ago
B+
Retailer 6
-
$8,528 USD
£6,715 GBP
View
B+
Retailer 7
-
$9,955 USD
€9,481 EUR
View
Retailer 8
-
$10,306 USD
View
Price last confirmed 7 days ago
Retailer 9
-
$12,763 USD
A$19,636 AUD
View
Price last confirmed 11 days ago
Retailer 10
-
$18,569 USD
View
Price last confirmed 8 days ago
B
Retailer 11
-
$23,450 USD
View
Price last confirmed 7 days ago
B
Retailer 12
-
$25,763 USD
View
Most Expensive
Brilliant Earth
21807864A · Nov 2
$38,000 USD
View
Price under review
12 more retailers have this diamond
Prices start from $7,254 USDSave up to $18,509 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+
20.05ct Emerald
$7,254 USD