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Heart|Lab Grown|IGI

1.50ct E SI1 Heart Lab Grown Diamond

GD • E/SI1 • IGI LG801626387

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG801626387

Diamond specifications and retailer prices

From $288 AUD
$202 USD
As of October 30, 2026
Save $1,422 AUD (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,710 AUD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.5ct lab-grown heart diamond

This 1.5ct lab-grown heart sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG801626387 or 801626387. Listed at 16 retailers as of October 30, 2026, with prices from $288 to $1,710, a $1,422 spread on the same certified stone. Reve Diamonds lists it at $1,710. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.50
Carat
E
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801626387
Dimensions6.33 × 7.57 × 4.97 mm
L/W Ratio1.20
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.33 mm7.57 mm1.50 ctE / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801626387
Side View
Table 57.0%Crown 36.9°Girdle: STK-THKPavilion 39.2°Culet: NoneDepth 65.7%

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: $656 AUD|Low: $231 AUD|High: $1,710 AUD|Avg: $699 AUD|+3.2%
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
Reve Diamonds
October 31, 2026
Retailer 6$288 AUD
Retailer 2$320 AUD
Retailer 14$335 AUD
Retailer 5$357 AUD
Retailer 9$357 AUD
Retailer 13$481 AUD
Retailer 7$566 AUD
Retailer 12$641 AUD
Retailer 1$656 AUD
Retailer 11$722 AUD
Retailer 4$1,147 AUD
Retailer 10$1,152 AUD
Retailer 3$1,224 AUD
Retailer 8$1,678 AUD
Reve Diamonds$1,710 AUD

43 data points across 15 retailers

16 retailers$288 AUD to $1,710 AUD

A
Cheapest Retailer
-
$288 AUD
$202 USD
B+
Retailer 2
-
$320 AUD
$225 USD
View
Final sale: no returns
B+
Retailer 3
-
$335 AUD
$235 USD
View
A
Retailer 4
-
$357 AUD
$251 USD
View
B+
Retailer 5
-
$357 AUD
$251 USD
View
B+
Retailer 6
-
$401 AUD
HK$2,200 HKD
View
B+
Retailer 7
-
$481 AUD
$338 USD
View
B+
Retailer 8
-
$566 AUD
HK$3,107 HKD
View
B+
Retailer 9
-
$641 AUD
$450 USD
View
B+
Retailer 10
-
$656 AUD
£363 GBP
View
B+
Retailer 11
-
$722 AUD
$507 USD
View
B
Retailer 12
-
$1,147 AUD
$806 USD
View
B
Retailer 13
-
$1,152 AUD
$809 USD
View
B
Retailer 14
-
$1,224 AUD
$860 USD
View
B
Retailer 15
-
$1,678 AUD
£928 GBP
View
Most Expensive
C
Reve Diamonds
E89D2BDD7 · Oct 30
$1,710 AUD
$1,201 USD
View
15 more retailers have this diamond
Prices start from $288 AUDSave up to $1,422 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
1.50ct Heart
$288 AUD