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Heart|Lab Grown|IGI

1.84ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG840632412

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG840632412

Diamond specifications and retailer prices

From $1,123 AUD
$789 USD
As of October 30, 2026
Save $6,252 AUD (85%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $7,376 AUD at With Clarity · As of October 31, 2026
View at With Clarity

About this 1.84ct lab-grown heart diamond

This 1.84ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG840632412 or 840632412. Listed at 20 retailers as of October 30, 2026, with prices from $1,123 to $7,376, a $6,252 spread on the same certified stone. With Clarity lists it at $7,376. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.84
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.7°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840632412
Dimensions7.42 × 8.42 × 4.92 mm
L/W Ratio1.13
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
7.42 mm8.42 mm1.84 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840632412
Side View
Table 57.0%Crown 37.7°Girdle: STK-THKPavilion 37.8°Culet: NoneDepth 58.4%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: $2,823 AUD|Low: $1,123 AUD|High: $8,413 AUD|Avg: $3,197 AUD|-9.2%
Retailer 1
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
With Clarity
October 31, 2026
Retailer 8$1,123 AUD
Retailer 5$1,221 AUD
Retailer 19$1,303 AUD
Retailer 9$1,354 AUD
Retailer 10$1,448 AUD
Retailer 13$1,477 AUD
Retailer 2$1,552 AUD
Retailer 7$1,656 AUD
Retailer 14$1,994 AUD
Retailer 18$2,103 AUD
Retailer 4$2,288 AUD
Retailer 16$2,395 AUD
Retailer 1$2,823 AUD
Retailer 3$3,663 AUD
Retailer 17$4,281 AUD
Retailer 6$4,504 AUD
Retailer 15$4,910 AUD
Retailer 11$5,158 AUD
Retailer 12$6,221 AUD
With Clarity$7,376 AUD

18 data points across 20 retailers

20 retailers$1,123 AUD to $7,376 AUD

A
Cheapest Retailer
-
$1,123 AUD
$789 USD
A
Retailer 2
-
$1,221 AUD
$858 USD
View
A
Retailer 3
-
$1,303 AUD
$915 USD
View
Retailer 4
-
$1,354 AUD
$951 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
$1,448 AUD
$1,017 USD
View
Final sale: no returns
A
Retailer 6
-
$1,477 AUD
£817 GBP
View
A
Retailer 7
-
$1,552 AUD
$1,090 USD
View
A
Retailer 8
-
$1,656 AUD
$1,163 USD
View
A
Retailer 9
-
$1,994 AUD
£1,103 GBP
View
B+
Retailer 10
-
$2,103 AUD
$1,477 USD
View
B+
Retailer 11
-
$2,288 AUD
$1,607 USD
View
B+
Retailer 12
-
$2,395 AUD
ZAR 27,177 ZAR
View
B+
Retailer 13
-
$2,823 AUD
$1,983 USD
View
B+
Retailer 14
-
$3,663 AUD
$2,573 USD
View
B+
Retailer 15
-
$4,281 AUD
$3,007 USD
View
B
Retailer 16
-
$4,504 AUD
$3,164 USD
View
B+
Retailer 17
-
$4,910 AUD
£2,716 GBP
View
B
Retailer 18
-
$5,158 AUD
SGD 4,896 SGD
View
B
Retailer 19
-
$6,221 AUD
$4,370 USD
View
Most Expensive
B
With Clarity
840632412 · Oct 31
$7,376 AUD
$5,181 USD
View
19 more retailers have this diamond
Prices start from $1,123 AUDSave up to $6,252 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
1.84ct Heart
$1,123 AUD