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Emerald|Lab Grown|IGI

20.25ct F VS1 Emerald Lab Grown Diamond

ID • F/VS1 • IGI LG762559593

Shape and cutting style on the report: Emerald cut

Certificate IGI LG762559593

Diamond specifications and retailer prices

From $10,570 AUD
$7,425 USD
As of November 2, 2026
Save $26,852 AUD (72%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $54,638 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 20.25ct lab-grown emerald diamond

This 20.25ct 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 LG762559593 or 762559593. Listed at 16 retailers as of October 31, 2026, with a 254% 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

20.25
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG762559593
Dimensions18.40 × 12.59 × 8.11 mm
L/W Ratio1.46
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.40 mm12.59 mm20.25 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG762559593
Side View
Table 66.0%Crown 36.1°Girdle: Slightly ThickPavilion 37.4°Culet: LNGDepth 64.4%

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: $54,638 AUD|Low: $9,390 AUD|High: $56,773 AUD|Avg: $22,384 AUD|-3.8%
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
November 1, 2026
Retailer 4$9,390 AUD
Retailer 5$9,726 AUD
Retailer 8$10,570 AUD
Retailer 10$11,680 AUD
Retailer 11$11,767 AUD
Retailer 6$12,178 AUD
Retailer 9$14,324 AUD
Retailer 7$16,048 AUD
Retailer 2$18,579 AUD
Retailer 13$27,057 AUD
Retailer 12$34,039 AUD
Retailer 3$37,422 AUD
Brilliant Earth$54,638 AUD

42 data points across 13 retailers

16 retailers$10,570 AUD to $37,422 AUD

Retailer 1
-
$10,355 AUD
$7,274 USD
Price last confirmed 33 days ago
B+
Retailer 2
-
$10,570 AUD
$7,425 USD
View
B+
Retailer 3
-
$11,680 AUD
HK$64,100 HKD
View
B+
Retailer 4
-
$11,767 AUD
$8,266 USD
View
Retailer 5
-
$11,847 AUD
$8,322 USD
View
Price last confirmed 33 days ago
B+
Retailer 6
-
$12,178 AUD
£6,736 GBP
View
Retailer 7
-
$14,260 AUD
$10,017 USD
View
Price last confirmed 32 days ago
B+
Retailer 8
-
$14,324 AUD
$10,062 USD
View
B
Retailer 9
-
$16,048 AUD
€10,736 EUR
View
B
Retailer 10
-
$18,579 AUD
View
Retailer 11
-
$27,057 AUD
$19,006 USD
View
Price last confirmed 23 days ago
B
Retailer 12
-
$34,039 AUD
$23,911 USD
View
B
Retailer 13
-
$37,422 AUD
$26,287 USD
View
Retailer 14
-
$54,638 AUD
$38,380 USD
View
Price under review
Retailer 15
-
$54,638 AUD
$38,380 USD
View
Price under review
Most Expensive
Brilliant Earth
17309010A · Oct 31
$54,638 AUD
$38,380 USD
View
Price under review
15 more retailers have this diamond
Prices start from $10,570 AUDSave up to $26,852 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+
20.25ct Emerald
$10,570 AUD