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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 $1,977 NZD
$1,114 USD
As of October 30, 2026
Save $8,314 NZD (81%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $10,291 NZD at Brilliant Earth · As of October 31, 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 $1,977 to $10,291, a $8,314 spread on the same certified stone. Brilliant Earth lists it at $10,291. 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: $10,291 NZD|Low: $1,977 NZD|High: $13,201 NZD|Avg: $5,193 NZD|-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
November 1, 2026
Retailer 10$1,977 NZD
Retailer 5$2,150 NZD
Retailer 7$2,269 NZD
Retailer 20$2,292 NZD
Retailer 13$2,523 NZD
Retailer 19$2,599 NZD
Retailer 9$2,685 NZD
Retailer 14$3,323 NZD
Retailer 11$3,646 NZD
Retailer 4$3,772 NZD
Retailer 15$3,815 NZD
Retailer 16$4,242 NZD
Retailer 3$4,297 NZD
Retailer 18$5,914 NZD
Retailer 17$6,622 NZD
Retailer 2$7,366 NZD
Retailer 6$8,017 NZD
Retailer 12$8,018 NZD
Retailer 8$8,671 NZD
Brilliant Earth$10,291 NZD

19 data points across 20 retailers

20 retailers$1,977 NZD to $10,291 NZD

A
Cheapest Retailer
-
$1,977 NZD
$1,114 USD
A
Retailer 2
-
$2,150 NZD
$1,212 USD
View
A
Retailer 3
-
$2,269 NZD
$1,279 USD
View
Final sale: no returns
A
Retailer 4
-
$2,292 NZD
$1,292 USD
View
A
Retailer 5
-
$2,523 NZD
£1,120 GBP
View
A
Retailer 6
-
$2,599 NZD
$1,465 USD
View
A
Retailer 7
-
$2,685 NZD
$1,513 USD
View
A
Retailer 8
-
$3,323 NZD
£1,475 GBP
View
B+
Retailer 9
-
$3,646 NZD
$2,055 USD
View
B+
Retailer 10
-
$3,772 NZD
$2,126 USD
View
B+
Retailer 11
-
$3,815 NZD
€2,048 EUR
View
B+
Retailer 12
-
$4,242 NZD
$2,391 USD
View
B+
Retailer 13
-
$4,297 NZD
$2,422 USD
View
B+
Retailer 14
-
$5,914 NZD
ZAR 53,851 ZAR
View
B+
Retailer 15
-
$6,622 NZD
$3,732 USD
View
B+
Retailer 16
-
$7,366 NZD
£3,269 GBP
View
B
Retailer 17
-
$8,017 NZD
$4,518 USD
View
B
Retailer 18
-
$8,018 NZD
SGD 6,107 SGD
View
B
Retailer 19
-
$8,671 NZD
$4,887 USD
View
Most Expensive
B
Brilliant Earth
21827002A · Oct 31
$10,291 NZD
$5,800 USD
View
19 more retailers have this diamond
Prices start from $1,977 NZDSave up to $8,314 NZD

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
$1,977 NZD