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Heart|Lab Grown|IGI

1.53ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG831604015

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG831604015

Diamond specifications and retailer prices

From $1,315 NZD
$741 USD
As of November 2, 2026
Save $6,528 NZD (83%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $7,842 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.53ct lab-grown heart diamond

This 1.53ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG831604015 or 831604015. Listed at 22 retailers as of October 31, 2026, with prices from $1,315 to $7,842, a $6,528 spread on the same certified stone. Brilliant Earth lists it at $7,842. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831604015
Dimensions7.02 × 8.06 × 4.71 mm
L/W Ratio1.15
Girdle conditionFaceted
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
7.02 mm8.06 mm1.53 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831604015
Side View
Table 58.0%Crown 35.1°Girdle: MED-THKPavilion 40°Culet: NoneDepth 58.4%

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: Nov 2
Current: $7,842 NZD|Low: $1,315 NZD|High: $8,747 NZD|Avg: $4,123 NZD|-10.2%
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
Retailer 17
Retailer 18
Retailer 19
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Retailer 21
November 2, 2026
Retailer 2$1,315 NZD
Retailer 16$1,430 NZD
Retailer 7$1,471 NZD
Retailer 20$1,526 NZD
Retailer 13$1,724 NZD
Retailer 10$1,771 NZD
Retailer 3$1,948 NZD
Retailer 6$2,099 NZD
Retailer 18$2,214 NZD
Retailer 14$2,289 NZD
Retailer 15$2,449 NZD
Retailer 11$3,949 NZD
Retailer 12$4,019 NZD
Retailer 21$4,288 NZD
Retailer 4$4,950 NZD
Retailer 8$5,129 NZD
Retailer 19$5,182 NZD
Retailer 5$5,259 NZD
Retailer 9$5,447 NZD
Retailer 17$5,989 NZD
Brilliant Earth$7,842 NZD

30 data points across 21 retailers

22 retailers$1,315 NZD to $7,842 NZD

A
Cheapest Retailer
-
$1,315 NZD
$741 USD
A
Retailer 2
-
$1,430 NZD
$806 USD
View
A
Retailer 3
-
$1,471 NZD
$829 USD
View
Final sale: no returns
A
Retailer 4
-
$1,526 NZD
$860 USD
View
A
Retailer 5
-
$1,724 NZD
£765 GBP
View
A
Retailer 6
-
$1,771 NZD
HK$7,800 HKD
View
A
Retailer 7
-
$1,948 NZD
$1,098 USD
View
B+
Retailer 8
-
$2,099 NZD
$1,183 USD
View
Retailer 9
-
$2,149 NZD
$1,211 USD
View
Price last confirmed 16 days ago
B+
Retailer 10
-
$2,214 NZD
$1,248 USD
View
B+
Retailer 11
-
$2,289 NZD
$1,290 USD
View
B+
Retailer 12
-
$2,449 NZD
£1,087 GBP
View
B+
Retailer 13
-
$3,949 NZD
ZAR 35,960 ZAR
View
B
Retailer 14
-
$4,019 NZD
$2,265 USD
View
B
Retailer 15
-
$4,288 NZD
$2,417 USD
View
B+
Retailer 16
-
$4,950 NZD
$2,790 USD
View
B
Retailer 17
-
$5,129 NZD
SGD 3,906 SGD
View
B
Retailer 18
-
$5,182 NZD
$2,920 USD
View
B
Retailer 19
-
$5,259 NZD
$2,964 USD
View
B
Retailer 20
-
$5,447 NZD
$3,070 USD
View
B
Retailer 21
-
$5,989 NZD
£2,658 GBP
View
Most Expensive
B
Brilliant Earth
21605102A · Oct 31
$7,842 NZD
$4,420 USD
View
21 more retailers have this diamond
Prices start from $1,315 NZDSave up to $6,528 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
1.53ct Heart
$1,315 NZD