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Heart|Lab Grown|IGI

1.51ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG804638158

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG804638158

Diamond specifications and retailer prices

From $334 AUD
$235 USD
As of October 27, 2026
Save $1,525 AUD (82%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $1,859 AUD at Reve Diamonds · As of October 30, 2026
View at Reve 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 LG804638158 or 804638158. Listed at 23 retailers as of October 27, 2026, with prices from $334 to $1,859, a $1,525 spread on the same certified stone. Reve Diamonds lists it at $1,859. 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 angle36.1°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804638158
Dimensions7.80 × 7.34 × 4.45 mm
L/W Ratio1.06
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
7.80 mm7.34 mm1.51 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804638158
Side View
Table 61.0%Crown 36.1°Girdle: MED-THKPavilion 39.3°Culet: NoneDepth 57.1%

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: $374 AUD|Low: $319 AUD|High: $1,859 AUD|Avg: $898 AUD|-2.2%
Retailer 1
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Retailer 3
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Retailer 5
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Retailer 9
Retailer 10
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Retailer 12
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Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Reve Diamonds
October 30, 2026
Retailer 2$334 AUD
Retailer 1$374 AUD
Retailer 10$389 AUD
Retailer 6$416 AUD
Retailer 8$416 AUD
Retailer 12$487 AUD
Retailer 7$702 AUD
Retailer 14$711 AUD
Retailer 15$713 AUD
Retailer 4$773 AUD
Retailer 13$784 AUD
Retailer 19$849 AUD
Retailer 16$968 AUD
Retailer 5$1,086 AUD
Retailer 3$1,335 AUD
Retailer 18$1,384 AUD
Retailer 9$1,409 AUD
Retailer 11$1,573 AUD
Retailer 17$1,667 AUD
Reve Diamonds$1,859 AUD

32 data points across 20 retailers

23 retailers$334 AUD to $1,859 AUD

A
Cheapest Retailer
-
$334 AUD
$235 USD
A
Retailer 2
-
$374 AUD
$263 USD
View
Final sale: no returns
A
Retailer 3
-
$389 AUD
$273 USD
View
A
Retailer 4
-
$416 AUD
$292 USD
View
A
Retailer 5
-
$416 AUD
$292 USD
View
A
Retailer 6
-
$487 AUD
£269 GBP
View
A
Retailer 7
-
$702 AUD
$493 USD
View
A
Retailer 8
-
$711 AUD
€476 EUR
View
A
Retailer 9
-
$713 AUD
ZAR 8,096 ZAR
View
A
Retailer 10
-
$733 AUD
$515 USD
View
B+
Retailer 11
-
$773 AUD
$543 USD
View
B+
Retailer 12
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$784 AUD
£434 GBP
View
B+
Retailer 13
-
$849 AUD
View
B+
Retailer 14
-
$968 AUD
View
B+
Retailer 15
-
$1,086 AUD
$763 USD
View
B
Retailer 16
-
$1,332 AUD
$936 USD
View
B
Retailer 17
-
$1,335 AUD
$938 USD
View
B
Retailer 18
-
$1,384 AUD
View
B
Retailer 19
-
$1,409 AUD
$990 USD
View
B
Retailer 20
-
$1,573 AUD
$1,105 USD
View
B
Retailer 21
-
$1,667 AUD
£922 GBP
View
B
Retailer 22
-
$1,674 AUD
$1,176 USD
View
Most Expensive
B
Reve Diamonds
21D4637C6 · Oct 30
$1,859 AUD
$1,306 USD
View
22 more retailers have this diamond
Prices start from $334 AUDSave up to $1,525 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
$334 AUD