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Heart|Lab Grown|IGI

1.62ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG842604126

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG842604126

Diamond specifications and retailer prices

From $454 AUD
$319 USD
As of October 30, 2026
Save $5,027 AUD (92%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $5,481 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.62ct lab-grown heart diamond

This 1.62ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG842604126 or 842604126. Listed at 21 retailers as of October 30, 2026, with prices from $454 to $5,481, a $5,027 spread on the same certified stone. Brilliant Earth lists it at $5,481. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.62
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.8°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842604126
Dimensions7.07 × 8.02 × 4.83 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
7.07 mm8.02 mm1.62 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842604126
Side View
Table 60.0%Crown 39.8°Girdle: MED-STKPavilion 38.5°Culet: NoneDepth 60.2%

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: $5,481 AUD|Low: $454 AUD|High: $6,677 AUD|Avg: $1,505 AUD|-17.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 11
Retailer 12
Retailer 13
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Retailer 15
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Retailer 17
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Retailer 19
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Retailer 21
November 1, 2026
Retailer 5$454 AUD
Retailer 11$508 AUD
Retailer 18$527 AUD
Retailer 3$564 AUD
Retailer 20$564 AUD
Retailer 4$599 AUD
Retailer 6$783 AUD
Retailer 12$914 AUD
Retailer 9$937 AUD
Retailer 17$968 AUD
Retailer 13$1,005 AUD
Retailer 16$1,313 AUD
Retailer 15$1,395 AUD
Retailer 21$1,639 AUD
Retailer 8$1,811 AUD
Retailer 10$1,875 AUD
Retailer 14$1,888 AUD
Retailer 19$1,997 AUD
Retailer 2$2,256 AUD
Retailer 7$2,497 AUD
Brilliant Earth$5,481 AUD

17 data points across 21 retailers

21 retailers$454 AUD to $5,481 AUD

A
Cheapest Retailer
-
$454 AUD
$319 USD
A
Retailer 2
-
$508 AUD
$357 USD
View
Final sale: no returns
A
Retailer 3
-
$527 AUD
$370 USD
View
A
Retailer 4
-
$564 AUD
$396 USD
View
Retailer 5
-
$564 AUD
$396 USD
View
Price last confirmed 7 days ago
Retailer 6
-
$599 AUD
£331 GBP
View
Price last confirmed 15 days ago
A
Retailer 7
-
$783 AUD
$550 USD
View
A
Retailer 8
-
$914 AUD
$642 USD
View
A
Retailer 9
-
$937 AUD
$658 USD
View
A
Retailer 10
-
$968 AUD
ZAR 10,981 ZAR
View
A
Retailer 11
-
$1,005 AUD
£556 GBP
View
A
Retailer 12
-
$1,313 AUD
View
A
Retailer 13
-
$1,395 AUD
$980 USD
View
A
Retailer 14
-
$1,639 AUD
$1,151 USD
View
B+
Retailer 15
-
$1,811 AUD
$1,272 USD
View
B+
Retailer 16
-
$1,875 AUD
$1,317 USD
View
B+
Retailer 17
-
$1,888 AUD
SGD 1,792 SGD
View
B+
Retailer 18
-
$1,997 AUD
$1,403 USD
View
B+
Retailer 19
-
$2,256 AUD
£1,248 GBP
View
B+
Retailer 20
-
$2,497 AUD
$1,754 USD
View
Most Expensive
B
Brilliant Earth
22132117A · Oct 31
$5,481 AUD
$3,850 USD
View
20 more retailers have this diamond
Prices start from $454 AUDSave up to $5,027 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
1.62ct Heart
$454 AUD