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Heart|Lab Grown|IGI

1.50ct E IF Heart Lab Grown Diamond

E/IF • IGI LG762544539

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG762544539

Diamond specifications and retailer prices

From $2,696 NZD
A$2,338 AUD
As of November 2, 2026
9 retailers carry this diamond
Most expensive: $5,039 NZD at Brilliant Earth · As of October 12, 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) and certified by IGI LG762544539 or 762544539. Listed at 9 retailers as of November 2, 2026. 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
IF
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG762544539
Dimensions6.75 × 8.00 × 4.80 mm
L/W Ratio1.19
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
6.75 mm8.00 mm1.50 ctE / IF
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG762544539
Side View
Table 57.0%Crown 32.8°Girdle: STK-VTKPavilion 39.7°Culet: NoneDepth 60.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $5,039 NZD|Low: $1,034 NZD|High: $7,894 NZD|Avg: $2,959 NZD|-14.2%
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
October 29, 2026
Retailer 5$1,067 NZD
Retailer 7$1,102 NZD
Retailer 12$1,153 NZD
Retailer 3$1,194 NZD
Retailer 10$1,397 NZD
Retailer 14$1,409 NZD
Retailer 9$1,459 NZD
Retailer 4$1,874 NZD
Retailer 2$2,696 NZD
Retailer 8$2,733 NZD
Retailer 15$2,798 NZD
Retailer 6$2,906 NZD
Retailer 11$3,225 NZD
Retailer 13$4,186 NZD
Retailer 16$4,397 NZD
Brilliant Earth$5,039 NZD

24 data points across 16 retailers

9 retailers

Retailer 1
-
$1,067 NZD
HK$4,700 HKD
Price last confirmed 21 days ago
Retailer 2
-
$1,397 NZD
ZAR 12,721 ZAR
View
Price last confirmed 24 days ago
Retailer 3
-
$1,874 NZD
$1,056 USD
View
Price last confirmed 25 days ago
B+
Retailer 4
-
$2,696 NZD
A$2,338 AUD
View
Retailer 5
-
$2,798 NZD
$1,577 USD
View
Price last confirmed 26 days ago
Retailer 6
-
$2,906 NZD
$1,638 USD
View
Price last confirmed 24 days ago
Retailer 7
-
$3,225 NZD
£1,431 GBP
View
Price last confirmed 24 days ago
Retailer 8
-
$4,186 NZD
A$3,630 AUD
View
Price last confirmed 28 days ago
Most Expensive
Brilliant Earth
18938785Y · Oct 12
$5,039 NZD
$2,840 USD
View
Price last confirmed 20 days ago
8 more retailers have this diamond
Prices start from $2,696 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.

B+
1.50ct Heart
$2,696 NZD