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Emerald|Lab Grown|IGI

4.20ct D FL Emerald Lab Grown Diamond

ID • D/FL • IGI LG811625230

Shape and cutting style on the report: Emerald cut

Certificate IGI LG811625230

Diamond specifications and retailer prices

From $5,408 AUD
$3,799 USD
As of October 30, 2026
Save $31,890 AUD (86%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $37,298 AUD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 4.2ct lab-grown emerald diamond

This 4.2ct lab-grown emerald sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG811625230 or 811625230. Listed at 13 retailers as of October 29, 2026, with prices from $5,408 to $37,298, a $31,890 spread on the same certified stone. Do Amore Diamonds lists it at $37,298. 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

4.20
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811625230
Dimensions11.02 × 7.56 × 4.95 mm
L/W Ratio1.46
Culet sizeLarge
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
11.02 mm7.56 mm4.20 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811625230
Side View
Table 67.0%Crown 33.2°Girdle: ThickPavilion 39.4°Culet: LargeDepth 65.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $37,298 AUD|Low: $5,408 AUD|High: $42,580 AUD|Avg: $13,407 AUD|-12.4%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 31, 2026
Retailer 8$5,408 AUD
Retailer 3$5,682 AUD
Retailer 6$5,867 AUD
Retailer 11$6,378 AUD
Retailer 4$6,631 AUD
Retailer 2$8,320 AUD
Retailer 13$8,674 AUD
Retailer 10$9,746 AUD
Retailer 5$11,332 AUD
Retailer 9$11,955 AUD
Retailer 12$14,393 AUD
Retailer 7$17,012 AUD
Do Amore Diamonds$37,298 AUD

35 data points across 13 retailers

13 retailers$5,408 AUD to $37,298 AUD

A
Cheapest Retailer
-
$5,408 AUD
$3,799 USD
A
Retailer 2
-
$5,682 AUD
$3,991 USD
View
A
Retailer 3
-
$5,867 AUD
$4,121 USD
View
A
Retailer 4
-
$6,378 AUD
$4,480 USD
View
A
Retailer 5
-
$6,631 AUD
$4,658 USD
View
A
Retailer 6
-
$8,320 AUD
$5,844 USD
View
A
Retailer 7
-
$8,674 AUD
$6,093 USD
View
A
Retailer 8
-
$9,746 AUD
$6,846 USD
View
Retailer 9
-
$11,332 AUD
$7,960 USD
View
Price last confirmed 12 days ago
B+
Retailer 10
-
$11,955 AUD
€7,998 EUR
View
B+
Retailer 11
-
$14,393 AUD
£7,961 GBP
View
B+
Retailer 12
-
$17,012 AUD
$11,950 USD
View
Most Expensive
B
Do Amore Diamonds
27-87A8AEF4F · Oct 29
$37,298 AUD
$26,200 USD
View
12 more retailers have this diamond
Prices start from $5,408 AUDSave up to $31,890 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.

A
4.20ct Emerald
$5,408 AUD