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Heart|Lab Grown|IGI

1.51ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG846631693

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG846631693

Diamond specifications and retailer prices

From $310 AUD
$218 USD
As of October 30, 2026
Save $2,579 AUD (89%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $2,890 AUD at Brilliant Earth · As of October 23, 2026
View at Brilliant Earth

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 LG846631693 or 846631693. Listed at 22 retailers as of October 23, 2026, with prices from $310 to $2,890, a $2,579 spread on the same certified stone. Brilliant Earth lists it at $2,890. 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 angle32.1°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846631693
Dimensions7.01 × 7.84 × 4.83 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
7.01 mm7.84 mm1.51 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846631693
Side View
Table 56.0%Crown 32.1°Girdle: STK-THKPavilion 40.7°Culet: NoneDepth 61.6%

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 30
Current: $2,890 AUD|Low: $310 AUD|High: $2,890 AUD|Avg: $1,047 AUD
Brilliant Earth
Retailer 2
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Retailer 7
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Retailer 22
October 30, 2026
Retailer 2$310 AUD
Retailer 4$347 AUD
Retailer 22$384 AUD
Retailer 12$416 AUD
Retailer 11$446 AUD
Retailer 18$450 AUD
Retailer 16$515 AUD
Retailer 9$662 AUD
Retailer 19$711 AUD
Retailer 20$725 AUD
Retailer 7$764 AUD
Retailer 15$927 AUD
Retailer 8$1,037 AUD
Retailer 3$1,159 AUD
Retailer 6$1,234 AUD
Retailer 21$1,310 AUD
Retailer 14$1,366 AUD
Retailer 13$1,398 AUD
Retailer 10$1,404 AUD
Retailer 5$1,547 AUD
Retailer 17$1,779 AUD
Brilliant Earth$2,890 AUD

13 data points across 22 retailers

22 retailers$310 AUD to $2,890 AUD

A
Cheapest Retailer
-
$310 AUD
$218 USD
A
Retailer 2
-
$347 AUD
$244 USD
View
Final sale: no returns
A
Retailer 3
-
$384 AUD
$270 USD
View
A
Retailer 4
-
$416 AUD
$292 USD
View
A
Retailer 5
-
$446 AUD
$313 USD
View
A
Retailer 6
-
$450 AUD
£249 GBP
View
B+
Retailer 7
-
$515 AUD
$362 USD
View
A
Retailer 8
-
$662 AUD
$465 USD
View
A
Retailer 9
-
$711 AUD
£393 GBP
View
A
Retailer 10
-
$725 AUD
$509 USD
View
A
Retailer 11
-
$764 AUD
ZAR 8,675 ZAR
View
B+
Retailer 12
-
$927 AUD
$651 USD
View
B+
Retailer 13
-
$1,037 AUD
View
B+
Retailer 14
-
$1,159 AUD
$814 USD
View
B+
Retailer 15
-
$1,234 AUD
$867 USD
View
B+
Retailer 16
-
$1,310 AUD
$920 USD
View
B
Retailer 17
-
$1,366 AUD
$960 USD
View
B+
Retailer 18
-
$1,398 AUD
$982 USD
View
B
Retailer 19
-
$1,404 AUD
View
B
Retailer 20
-
$1,547 AUD
£856 GBP
View
B
Retailer 21
-
$1,779 AUD
$1,250 USD
View
Most Expensive
B
Brilliant Earth
22180546A · Oct 23
$2,890 AUD
$2,030 USD
View
21 more retailers have this diamond
Prices start from $310 AUDSave up to $2,579 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
$310 AUD