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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 $10,224 AUD
$7,182 USD
As of October 31, 2026
Save $26,452 AUD (72%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $54,097 AUD at Brilliant Earth · As of October 31, 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 259% 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
Colour
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: Oct 31
Current: $10,824 AUD|Low: $9,174 AUD|High: $38,907 AUD|Avg: $18,376 AUD|-15.1%
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 1, 2026
Retailer 2$9,174 AUD
Retailer 5$10,224 AUD
Retailer 7$10,471 AUD
Retailer 1$10,824 AUD
Retailer 10$11,254 AUD
Retailer 8$12,140 AUD
Retailer 6$14,172 AUD
Retailer 11$14,672 AUD
Retailer 9$18,170 AUD
Retailer 3$26,434 AUD
Retailer 4$33,383 AUD
Retailer 12$36,676 AUD

36 data points across 12 retailers

13 retailers$10,224 AUD to $36,676 AUD

B+
Cheapest Retailer
-
$10,224 AUD
$7,182 USD
B+
Retailer 2
-
$10,471 AUD
$7,355 USD
View
B+
Retailer 3
-
$10,824 AUD
HK$59,400 HKD
View
Retailer 4
-
$11,225 AUD
$7,885 USD
View
Price last confirmed 11 days ago
Retailer 5
-
$11,254 AUD
$7,905 USD
View
Price last confirmed 11 days ago
B+
Retailer 6
-
$12,140 AUD
£6,715 GBP
View
B+
Retailer 7
-
$14,172 AUD
€9,481 EUR
View
B+
Retailer 8
-
$14,672 AUD
$10,306 USD
View
Retailer 9
-
$18,170 AUD
View
Price last confirmed 10 days ago
Retailer 10
-
$26,434 AUD
$18,569 USD
View
Price last confirmed 8 days ago
B
Retailer 11
-
$33,383 AUD
$23,450 USD
View
B
Retailer 12
-
$36,676 AUD
$25,763 USD
View
Most Expensive
Brilliant Earth
21807864A · Oct 31
$54,097 AUD
$38,000 USD
View
Price under review
12 more retailers have this diamond
Prices start from $10,224 AUDSave up to $26,452 AUD

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
$10,224 AUD