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Heart|Lab Grown|IGI

1.04ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG729528992

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG729528992

Diamond specifications and retailer prices

From $390 AUD
$273 USD
As of October 30, 2026
Save $1,694 AUD (81%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,083 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.04ct lab-grown heart diamond

This 1.04ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG729528992 or 729528992. Listed at 19 retailers as of October 30, 2026, with prices from $390 to $2,083, a $1,694 spread on the same certified stone. Brilliant Earth lists it at $2,083. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.04
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG729528992
Dimensions6.20 × 7.04 × 4.12 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
6.20 mm7.04 mm1.04 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG729528992
Side View
Table 60.0%Crown 36.7°Girdle: THN-MEDPavilion 39.1°Culet: NoneDepth 58.5%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: $2,083 AUD|Low: $334 AUD|High: $2,440 AUD|Avg: $1,034 AUD|-14.6%
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
November 1, 2026
Retailer 3$390 AUD
Retailer 6$435 AUD
Retailer 19$451 AUD
Retailer 7$482 AUD
Retailer 11$482 AUD
Retailer 2$497 AUD
Retailer 17$706 AUD
Retailer 5$798 AUD
Retailer 16$829 AUD
Retailer 12$848 AUD
Retailer 9$860 AUD
Retailer 8$936 AUD
Retailer 15$1,174 AUD
Retailer 18$1,483 AUD
Retailer 4$1,551 AUD
Retailer 10$1,623 AUD
Retailer 14$1,944 AUD
Retailer 13$2,071 AUD
Brilliant Earth$2,083 AUD

34 data points across 19 retailers

19 retailers$390 AUD to $2,083 AUD

A
Cheapest Retailer
-
$390 AUD
$273 USD
A
Retailer 2
-
$435 AUD
$305 USD
View
Final sale: no returns
A
Retailer 3
-
$451 AUD
$316 USD
View
Retailer 4
-
$482 AUD
$338 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$482 AUD
$338 USD
View
A
Retailer 6
-
$497 AUD
£274 GBP
View
A
Retailer 7
-
$706 AUD
$495 USD
View
B+
Retailer 8
-
$798 AUD
$559 USD
View
B+
Retailer 9
-
$829 AUD
ZAR 9,385 ZAR
View
B+
Retailer 10
-
$848 AUD
£468 GBP
View
B+
Retailer 11
-
$860 AUD
$603 USD
View
B+
Retailer 12
-
$936 AUD
$656 USD
View
B+
Retailer 13
-
$1,174 AUD
View
B
Retailer 14
-
$1,483 AUD
$1,039 USD
View
B
Retailer 15
-
$1,551 AUD
$1,087 USD
View
B
Retailer 16
-
$1,623 AUD
$1,138 USD
View
B
Retailer 17
-
$1,944 AUD
£1,073 GBP
View
B
Retailer 18
-
$2,071 AUD
View
Most Expensive
B
Brilliant Earth
16934752A · Oct 31
$2,083 AUD
$1,460 USD
View
18 more retailers have this diamond
Prices start from $390 AUDSave up to $1,694 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
1.04ct Heart
$390 AUD