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Heart|Lab Grown|IGI

1.19ct E IF Heart Lab Grown Diamond

EX • E/IF • IGI LG577398126

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG577398126

Diamond specifications and retailer prices

From $458 AUD
$322 USD
As of October 30, 2026
Save $1,962 AUD (81%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $2,420 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.19ct lab-grown heart diamond

This 1.19ct lab-grown heart sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG577398126 or 577398126. Listed at 20 retailers as of October 30, 2026, with prices from $458 to $2,420, a $1,962 spread on the same certified stone. Brilliant Earth lists it at $2,420. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.19
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG577398126
Dimensions6.46 × 7.47 × 4.29 mm
L/W Ratio1.16
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
6.46 mm7.47 mm1.19 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG577398126
Side View
Table 59.0%Crown 36.5°Girdle: MED-THKPavilion 40.8°Culet: NoneDepth 57.4%

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: $2,420 AUD|Low: $394 AUD|High: $3,246 AUD|Avg: $1,023 AUD|-25.4%
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
November 1, 2026
Retailer 3$394 AUD
Retailer 6$458 AUD
Retailer 4$510 AUD
Retailer 15$510 AUD
Retailer 9$540 AUD
Retailer 14$686 AUD
Retailer 8$733 AUD
Retailer 12$875 AUD
Retailer 2$900 AUD
Retailer 5$968 AUD
Retailer 7$1,081 AUD
Retailer 11$1,243 AUD
Retailer 13$1,565 AUD
Retailer 10$2,052 AUD
Brilliant Earth$2,420 AUD

43 data points across 15 retailers

20 retailers$458 AUD to $2,420 AUD

Retailer 1
-
$394 AUD
$277 USD
Price last confirmed 29 days ago
A
Retailer 2
-
$458 AUD
$322 USD
View
Final sale: no returns
Retailer 3
-
$477 AUD
$335 USD
View
Price last confirmed 33 days ago
Retailer 4
-
$510 AUD
$358 USD
View
Price last confirmed 29 days ago
A
Retailer 5
-
$540 AUD
£299 GBP
View
A
Retailer 6
-
$686 AUD
$482 USD
View
A
Retailer 7
-
$733 AUD
$515 USD
View
A
Retailer 8
-
$875 AUD
ZAR 9,929 ZAR
View
A
Retailer 9
-
$900 AUD
£498 GBP
View
B+
Retailer 10
-
$968 AUD
$680 USD
View
B+
Retailer 11
-
$1,081 AUD
$759 USD
View
B+
Retailer 12
-
$1,106 AUD
$777 USD
View
B+
Retailer 13
-
$1,243 AUD
View
B
Retailer 14
-
$1,565 AUD
$1,099 USD
View
Retailer 15
-
$1,637 AUD
$1,150 USD
View
Price last confirmed 31 days ago
B
Retailer 16
-
$1,707 AUD
$1,199 USD
View
B
Retailer 17
-
$1,906 AUD
$1,339 USD
View
B
Retailer 18
-
$2,052 AUD
£1,135 GBP
View
B
Retailer 19
-
$2,101 AUD
$1,476 USD
View
Most Expensive
B
Brilliant Earth
10023482A · Oct 31
$2,420 AUD
$1,700 USD
View
19 more retailers have this diamond
Prices start from $458 AUDSave up to $1,962 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
1.19ct Heart
$458 AUD