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Heart|Lab Grown|IGI

1.50ct E IF Heart Lab Grown Diamond

ID • E/IF • IGI LG726564838

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG726564838

Diamond specifications and retailer prices

From $497 NZD
$280 USD
As of October 30, 2026
Save $4,542 NZD (90%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $5,039 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG726564838 or 726564838. Listed at 14 retailers as of October 30, 2026, with prices from $497 to $5,039, a $4,542 spread on the same certified stone. Brilliant Earth lists it at $5,039. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG726564838
Dimensions6.99 × 7.88 × 4.57 mm
L/W Ratio1.13
Girdle conditionFaceted
Culet sizePointed
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
6.99 mm7.88 mm1.50 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG726564838
Side View
Table 57.0%Crown 36°Girdle: STK-THKPavilion 38.2°Culet: NoneDepth 58.0%

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: $5,039 NZD|Low: $497 NZD|High: $6,263 NZD|Avg: $1,910 NZD|-19.5%
Brilliant Earth
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
Retailer 15
Retailer 16
Retailer 17
October 31, 2026
Retailer 5$497 NZD
Retailer 17$561 NZD
Retailer 15$577 NZD
Retailer 13$772 NZD
Retailer 12$834 NZD
Retailer 2$896 NZD
Retailer 16$1,077 NZD
Retailer 7$1,192 NZD
Retailer 8$1,340 NZD
Retailer 9$1,446 NZD
Retailer 10$1,583 NZD
Retailer 14$1,757 NZD
Retailer 6$2,184 NZD
Retailer 4$2,402 NZD
Retailer 11$2,727 NZD
Retailer 3$4,400 NZD
Brilliant Earth$5,039 NZD

29 data points across 17 retailers

14 retailers$497 NZD to $5,039 NZD

A
Cheapest Retailer
-
$497 NZD
$280 USD
A
Retailer 2
-
$561 NZD
$316 USD
View
Final sale: no returns
A
Retailer 3
-
$577 NZD
$325 USD
View
A
Retailer 4
-
$772 NZD
$435 USD
View
A
Retailer 5
-
$834 NZD
$470 USD
View
A
Retailer 6
-
$896 NZD
$505 USD
View
A
Retailer 7
-
$1,077 NZD
$607 USD
View
A
Retailer 8
-
$1,583 NZD
A$1,373 AUD
View
A
Retailer 9
-
$1,757 NZD
$990 USD
View
B+
Retailer 10
-
$2,184 NZD
$1,231 USD
View
B+
Retailer 11
-
$2,402 NZD
$1,354 USD
View
Retailer 12
-
$2,727 NZD
£1,210 GBP
View
Price last confirmed 8 days ago
B
Retailer 13
-
$4,400 NZD
$2,480 USD
View
Most Expensive
B
Brilliant Earth
21405909Y · Oct 31
$5,039 NZD
$2,840 USD
View
13 more retailers have this diamond
Prices start from $497 NZDSave up to $4,542 NZD

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
$497 NZD