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Heart|Lab Grown|IGI

1.52ct E IF Heart Lab Grown Diamond

ID • E/IF • IGI LG671421204

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG671421204

Diamond specifications and retailer prices

From $531 NZD
$299 USD
As of October 30, 2026
Save $4,917 NZD (90%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $5,447 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.52ct lab-grown heart diamond

This 1.52ct 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 LG671421204 or 671421204. Listed at 14 retailers as of October 30, 2026, with prices from $531 to $5,447, a $4,917 spread on the same certified stone. Brilliant Earth lists it at $5,447. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.52
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG671421204
Dimensions7.04 × 8.03 × 4.63 mm
L/W Ratio1.14
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
7.04 mm8.03 mm1.52 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG671421204
Side View
Table 56.0%Crown 35.2°Girdle: MED-THKPavilion 39.2°Culet: NoneDepth 57.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $5,447 NZD|Low: $531 NZD|High: $6,405 NZD|Avg: $1,876 NZD|-15.0%
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
November 1, 2026
Retailer 4$531 NZD
Retailer 10$616 NZD
Retailer 5$635 NZD
Retailer 12$919 NZD
Retailer 9$923 NZD
Retailer 11$1,118 NZD
Retailer 6$1,155 NZD
Retailer 7$1,219 NZD
Retailer 8$1,528 NZD
Retailer 15$1,726 NZD
Retailer 13$2,113 NZD
Retailer 2$2,634 NZD
Retailer 14$2,700 NZD
Retailer 3$2,841 NZD
Brilliant Earth$5,447 NZD

32 data points across 15 retailers

14 retailers$531 NZD to $5,447 NZD

A
Cheapest Retailer
-
$531 NZD
$299 USD
A
Retailer 2
-
$616 NZD
$347 USD
View
A
Retailer 3
-
$635 NZD
$358 USD
View
Final sale: no returns
A
Retailer 4
-
$919 NZD
$518 USD
View
A
Retailer 5
-
$923 NZD
$520 USD
View
A
Retailer 6
-
$1,118 NZD
$630 USD
View
A
Retailer 7
-
$1,528 NZD
A$1,325 AUD
View
A
Retailer 8
-
$1,726 NZD
$973 USD
View
B+
Retailer 9
-
$2,113 NZD
$1,191 USD
View
B+
Retailer 10
-
$2,356 NZD
$1,328 USD
View
B+
Retailer 11
-
$2,634 NZD
£1,169 GBP
View
B+
Retailer 12
-
$2,700 NZD
$1,522 USD
View
B+
Retailer 13
-
$2,841 NZD
$1,601 USD
View
Most Expensive
B
Brilliant Earth
14086826A · Oct 31
$5,447 NZD
$3,070 USD
View
13 more retailers have this diamond
Prices start from $531 NZDSave up to $4,917 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
1.52ct Heart
$531 NZD