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Heart|Lab Grown|IGI

1.51ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG842644678

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG842644678

Diamond specifications and retailer prices

From $320 AUD
$225 USD
As of October 27, 2026
Save $2,171 AUD (87%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $2,491 AUD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.51ct lab-grown heart diamond

This 1.51ct lab-grown heart sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG842644678 or 842644678. Listed at 23 retailers as of October 27, 2026, with prices from $320 to $2,491, a $2,171 spread on the same certified stone. Do Amore Diamonds lists it at $2,491. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842644678
Dimensions7.94 × 7.12 × 4.70 mm
L/W Ratio1.12
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.94 mm7.12 mm1.51 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842644678
Side View
Table 60.0%Crown 33.5°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 59.2%

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 27
Current: $2,491 AUD|Low: $320 AUD|High: $2,534 AUD|Avg: $1,067 AUD|-1.7%
Do Amore Diamonds
Retailer 2
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Retailer 23
October 30, 2026
Retailer 12$320 AUD
Retailer 6$357 AUD
Retailer 22$372 AUD
Retailer 8$397 AUD
Retailer 21$397 AUD
Retailer 2$514 AUD
Retailer 3$532 AUD
Retailer 16$567 AUD
Retailer 19$753 AUD
Retailer 13$833 AUD
Retailer 17$863 AUD
Retailer 14$864 AUD
Retailer 11$914 AUD
Retailer 20$1,021 AUD
Retailer 5$1,255 AUD
Retailer 7$1,408 AUD
Retailer 10$1,516 AUD
Retailer 15$1,652 AUD
Retailer 9$1,661 AUD
Retailer 18$1,766 AUD
Retailer 23$1,808 AUD
Retailer 4$1,811 AUD
Do Amore Diamonds$2,491 AUD

17 data points across 23 retailers

23 retailers$320 AUD to $2,491 AUD

A
Cheapest Retailer
-
$320 AUD
$225 USD
A
Retailer 2
-
$357 AUD
$251 USD
View
Final sale: no returns
A
Retailer 3
-
$372 AUD
$261 USD
View
A
Retailer 4
-
$397 AUD
$279 USD
View
A
Retailer 5
-
$397 AUD
$279 USD
View
A
Retailer 6
-
$514 AUD
£284 GBP
View
B+
Retailer 7
-
$532 AUD
$374 USD
View
A
Retailer 8
-
$567 AUD
$398 USD
View
A
Retailer 9
-
$753 AUD
ZAR 8,543 ZAR
View
B+
Retailer 10
-
$776 AUD
$545 USD
View
B+
Retailer 11
-
$833 AUD
£461 GBP
View
B+
Retailer 12
-
$864 AUD
$607 USD
View
B+
Retailer 13
-
$914 AUD
$642 USD
View
B+
Retailer 14
-
$1,021 AUD
View
B+
Retailer 15
-
$1,255 AUD
CA$1,225 CAD
View
B
Retailer 16
-
$1,408 AUD
$989 USD
View
B
Retailer 17
-
$1,516 AUD
$1,065 USD
View
B
Retailer 18
-
$1,652 AUD
$1,160 USD
View
B
Retailer 19
-
$1,661 AUD
$1,167 USD
View
B
Retailer 20
-
$1,766 AUD
£977 GBP
View
B
Retailer 21
-
$1,808 AUD
$1,270 USD
View
B
Retailer 22
-
$1,811 AUD
$1,272 USD
View
Most Expensive
B
Do Amore Diamonds
25-2026127-021A · Oct 29
$2,491 AUD
$1,750 USD
View
22 more retailers have this diamond
Prices start from $320 AUDSave up to $2,171 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
1.51ct Heart
$320 AUD