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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 $1,055 AUD
$741 USD
As of November 2, 2026
Save $5,237 AUD (83%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $6,292 AUD 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 $1,055 to $6,292, a $5,237 spread on the same certified stone. Brilliant Earth lists it at $6,292. 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: $6,292 AUD|Low: $1,055 AUD|High: $7,018 AUD|Avg: $3,308 AUD|-10.2%
Brilliant Earth
Retailer 2
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Retailer 21
November 2, 2026
Retailer 2$1,055 AUD
Retailer 16$1,147 AUD
Retailer 7$1,180 AUD
Retailer 20$1,224 AUD
Retailer 13$1,383 AUD
Retailer 10$1,421 AUD
Retailer 3$1,563 AUD
Retailer 6$1,684 AUD
Retailer 18$1,777 AUD
Retailer 14$1,836 AUD
Retailer 15$1,965 AUD
Retailer 11$3,169 AUD
Retailer 12$3,224 AUD
Retailer 21$3,441 AUD
Retailer 4$3,972 AUD
Retailer 8$4,115 AUD
Retailer 19$4,157 AUD
Retailer 5$4,220 AUD
Retailer 9$4,370 AUD
Retailer 17$4,806 AUD
Brilliant Earth$6,292 AUD

30 data points across 21 retailers

22 retailers$1,055 AUD to $6,292 AUD

A
Cheapest Retailer
-
$1,055 AUD
$741 USD
A
Retailer 2
-
$1,147 AUD
$806 USD
View
A
Retailer 3
-
$1,180 AUD
$829 USD
View
Final sale: no returns
A
Retailer 4
-
$1,224 AUD
$860 USD
View
A
Retailer 5
-
$1,383 AUD
£765 GBP
View
A
Retailer 6
-
$1,421 AUD
HK$7,800 HKD
View
A
Retailer 7
-
$1,563 AUD
$1,098 USD
View
B+
Retailer 8
-
$1,684 AUD
$1,183 USD
View
Retailer 9
-
$1,724 AUD
$1,211 USD
View
Price last confirmed 16 days ago
B+
Retailer 10
-
$1,777 AUD
$1,248 USD
View
B+
Retailer 11
-
$1,836 AUD
$1,290 USD
View
B+
Retailer 12
-
$1,965 AUD
£1,087 GBP
View
B+
Retailer 13
-
$3,169 AUD
ZAR 35,960 ZAR
View
B
Retailer 14
-
$3,224 AUD
$2,265 USD
View
B
Retailer 15
-
$3,441 AUD
$2,417 USD
View
B+
Retailer 16
-
$3,972 AUD
$2,790 USD
View
B
Retailer 17
-
$4,115 AUD
SGD 3,906 SGD
View
B
Retailer 18
-
$4,157 AUD
$2,920 USD
View
B
Retailer 19
-
$4,220 AUD
$2,964 USD
View
B
Retailer 20
-
$4,370 AUD
$3,070 USD
View
B
Retailer 21
-
$4,806 AUD
£2,658 GBP
View
Most Expensive
B
Brilliant Earth
21605102A · Oct 31
$6,292 AUD
$4,420 USD
View
21 more retailers have this diamond
Prices start from $1,055 AUDSave up to $5,237 AUD

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
$1,055 AUD