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Heart|Lab Grown|IGI

1.52ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG671451286

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG671451286

Diamond specifications and retailer prices

From $1,185 NZD
As of November 4, 2026
Save $6,585 NZD (85%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $7,770 NZD at Brilliant Earth · As of November 4, 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 D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG671451286 or 671451286. Listed at 8 retailers as of November 4, 2026, with prices from $1,185 to $7,770, a $6,585 spread on the same certified stone. Brilliant Earth lists it at $7,770. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.52
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG671451286
Dimensions8.02 × 6.81 × 4.76 mm
L/W Ratio1.18
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
8.02 mm6.81 mm1.52 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG671451286
Side View
Table 60.0%Crown 36.9°Girdle: THN-STKPavilion 41.1°Culet: NoneDepth 59.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: $7,770 NZD|Low: $1,185 NZD|High: $8,018 NZD|Avg: $3,437 NZD|-3.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 6$1,185 NZD
Retailer 4$1,428 NZD
Retailer 7$1,558 NZD
Retailer 8$1,703 NZD
Retailer 3$2,257 NZD
Retailer 5$4,932 NZD
Retailer 2$6,074 NZD
Brilliant Earth$7,770 NZD

14 data points across 8 retailers

8 retailers$1,185 NZD to $7,770 NZD

A
Cheapest Retailer
-
$1,185 NZD
Final sale: no returns
A
Retailer 2
-
$1,428 NZD
View
A
Retailer 3
-
$1,558 NZD
View
A
Retailer 4
-
$1,703 NZD
View
B+
Retailer 5
-
$2,257 NZD
View
B
Retailer 6
-
$4,932 NZD
View
B
Retailer 7
-
$6,074 NZD
View
Most Expensive
B
Brilliant Earth
14885949Y · Nov 4
$7,770 NZD
$4,380 USD
View
7 more retailers have this diamond
Prices start from $1,185 NZDSave up to $6,585 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
$1,185 NZD