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 $12,150 AUD
$8,535 USD
As of October 31, 2026
Save $23,583 AUD (66%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $55,122 AUD 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
Colour
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: $55,122 AUD|Low: $12,150 AUD|High: $70,369 AUD|Avg: $32,039 AUD|-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$12,150 AUD
Retailer 2$13,399 AUD
Retailer 8$13,840 AUD
Retailer 9$18,734 AUD
Retailer 4$21,459 AUD
Retailer 7$35,183 AUD
Retailer 3$35,733 AUD
Brilliant Earth$55,122 AUD
Retailer 5$65,785 AUD

28 data points across 9 retailers

9 retailers$12,150 AUD to $35,733 AUD

B+
Cheapest Retailer
-
$12,150 AUD
$8,535 USD
B+
Retailer 2
-
$13,399 AUD
$9,412 USD
View
Retailer 3
-
$13,840 AUD
$9,722 USD
View
Price last confirmed 13 days ago
Retailer 4
-
$18,734 AUD
$13,159 USD
View
Price last confirmed 11 days ago
B
Retailer 5
-
$21,459 AUD
€14,356 EUR
View
B
Retailer 6
-
$35,183 AUD
$24,714 USD
View
B
Retailer 7
-
$35,733 AUD
$25,101 USD
View
Most Expensive
Brilliant Earth
21034454A · Oct 31
$55,122 AUD
$38,720 USD
View
Price under review
7 more retailers have this diamond
Prices start from $12,150 AUDSave up to $23,583 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+
20.06ct Emerald
$12,150 AUD