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Heart|Lab Grown|IGI

2.18ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG840632409

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG840632409

Diamond specifications and retailer prices

From $1,586 AUD
$1,114 USD
As of October 30, 2026
Save $6,671 AUD (81%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $8,257 AUD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 2.18ct lab-grown heart diamond

This 2.18ct lab-grown heart sits in the two to three carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG840632409 or 840632409. Listed at 20 retailers as of October 30, 2026, with prices from $1,586 to $8,257, a $6,671 spread on the same certified stone. Brilliant Earth lists it at $8,257. 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

2.18
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.4°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840632409
Dimensions7.95 × 8.59 × 5.30 mm
L/W Ratio1.08
Girdle conditionFaceted
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
7.95 mm8.59 mm2.18 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840632409
Side View
Table 56.0%Crown 38.4°Girdle: STK-THKPavilion 38.7°Culet: NoneDepth 61.7%

Caratlytics Score

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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: $8,257 AUD|Low: $1,586 AUD|High: $10,592 AUD|Avg: $4,189 AUD|-22.0%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
October 31, 2026
Retailer 10$1,586 AUD
Retailer 5$1,725 AUD
Retailer 7$1,821 AUD
Retailer 19$1,839 AUD
Retailer 16$2,030 AUD
Retailer 18$2,086 AUD
Retailer 9$2,154 AUD
Retailer 13$2,644 AUD
Retailer 11$2,925 AUD
Retailer 4$3,027 AUD
Retailer 2$3,061 AUD
Retailer 14$3,404 AUD
Retailer 20$3,448 AUD
Retailer 17$4,745 AUD
Retailer 15$5,313 AUD
Retailer 3$5,917 AUD
Retailer 6$6,432 AUD
Retailer 12$6,434 AUD
Retailer 8$6,957 AUD
Brilliant Earth$8,257 AUD

18 data points across 20 retailers

20 retailers$1,586 AUD to $8,257 AUD

A
Cheapest Retailer
-
$1,586 AUD
$1,114 USD
A
Retailer 2
-
$1,725 AUD
$1,212 USD
View
A
Retailer 3
-
$1,821 AUD
$1,279 USD
View
Final sale: no returns
A
Retailer 4
-
$1,839 AUD
$1,292 USD
View
A
Retailer 5
-
$2,030 AUD
£1,123 GBP
View
A
Retailer 6
-
$2,086 AUD
$1,465 USD
View
A
Retailer 7
-
$2,154 AUD
$1,513 USD
View
A
Retailer 8
-
$2,644 AUD
£1,462 GBP
View
B+
Retailer 9
-
$2,925 AUD
$2,055 USD
View
B+
Retailer 10
-
$3,027 AUD
$2,126 USD
View
B+
Retailer 11
-
$3,061 AUD
€2,048 EUR
View
B+
Retailer 12
-
$3,404 AUD
$2,391 USD
View
B+
Retailer 13
-
$3,448 AUD
$2,422 USD
View
B+
Retailer 14
-
$4,745 AUD
ZAR 53,851 ZAR
View
B+
Retailer 15
-
$5,313 AUD
$3,732 USD
View
B+
Retailer 16
-
$5,917 AUD
£3,273 GBP
View
B
Retailer 17
-
$6,432 AUD
$4,518 USD
View
B
Retailer 18
-
$6,434 AUD
SGD 6,107 SGD
View
B
Retailer 19
-
$6,957 AUD
$4,887 USD
View
Most Expensive
B
Brilliant Earth
21827002A · Oct 30
$8,257 AUD
$5,800 USD
View
19 more retailers have this diamond
Prices start from $1,586 AUDSave up to $6,671 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
2.18ct Heart
$1,586 AUD