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Heart|Lab Grown|IGI

1.01ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG598394261

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG598394261

Diamond specifications and retailer prices

From $451 AUD
$316 USD
As of November 2, 2026
Save $1,791 AUD (80%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $3,453 AUD at Brilliant Earth · As of October 9, 2026
View at Brilliant Earth

About this 1.01ct lab-grown heart diamond

This 1.01ct 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 LG598394261 or 598394261. Listed at 21 retailers as of November 2, 2026, with a 397% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG598394261
Dimensions6.75 × 6.52 × 4.10 mm
L/W Ratio1.04
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
6.75 mm6.52 mm1.01 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG598394261
Side View
Table 60.0%Crown 36.4°Girdle: MED-THKPavilion 39.7°Culet: NoneDepth 60.7%

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: Nov 2
Current: $3,453 AUD|Low: $442 AUD|High: $3,453 AUD|Avg: $1,128 AUD
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
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Retailer 19
Retailer 20
November 3, 2026
Retailer 10$451 AUD
Retailer 2$509 AUD
Retailer 8$524 AUD
Retailer 3$559 AUD
Retailer 12$571 AUD
Retailer 15$576 AUD
Retailer 7$753 AUD
Retailer 19$756 AUD
Retailer 9$840 AUD
Retailer 4$899 AUD
Retailer 18$908 AUD
Retailer 16$965 AUD
Retailer 13$998 AUD
Retailer 6$1,364 AUD
Retailer 14$1,393 AUD
Retailer 5$1,798 AUD
Retailer 11$1,864 AUD
Retailer 20$2,011 AUD
Retailer 17$2,242 AUD
Brilliant Earth$3,453 AUD

32 data points across 20 retailers

21 retailers$451 AUD to $2,242 AUD

A
Cheapest Retailer
-
$451 AUD
$316 USD
A
Retailer 2
-
$509 AUD
$357 USD
View
Final sale: no returns
A
Retailer 3
-
$524 AUD
$367 USD
View
A
Retailer 4
-
$559 AUD
$392 USD
View
Retailer 5
-
$571 AUD
$400 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$576 AUD
£318 GBP
View
A
Retailer 7
-
$753 AUD
$528 USD
View
A
Retailer 8
-
$756 AUD
$530 USD
View
B+
Retailer 9
-
$840 AUD
$589 USD
View
B+
Retailer 10
-
$899 AUD
$630 USD
View
B+
Retailer 11
-
$908 AUD
€606 EUR
View
B+
Retailer 12
-
$965 AUD
ZAR 10,921 ZAR
View
B+
Retailer 13
-
$998 AUD
£550 GBP
View
B+
Retailer 14
-
$1,364 AUD
View
B+
Retailer 15
-
$1,393 AUD
$976 USD
View
B+
Retailer 16
-
$1,798 AUD
$1,260 USD
View
B
Retailer 17
-
$1,864 AUD
$1,306 USD
View
B
Retailer 18
-
$2,011 AUD
$1,409 USD
View
Retailer 19
-
$2,030 AUD
View
Price last confirmed 159 days ago
B
Retailer 20
-
$2,242 AUD
£1,237 GBP
View
Most Expensive
Brilliant Earth
11244504A · Oct 9
$3,453 AUD
$2,420 USD
View
Price last confirmed 24 days ago
20 more retailers have this diamond
Prices start from $451 AUDSave up to $1,791 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
1.01ct Heart
$451 AUD