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Heart|Lab Grown|IGI

1.30ct E IF Heart Lab Grown Diamond

ID • E/IF • IGI LG665409679

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG665409679

Diamond specifications and retailer prices

From €285 EUR
$318 USD
As of October 30, 2026
Save €1,586 EUR (85%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €1,871 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.3ct lab-grown heart diamond

This 1.3ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG665409679 or 665409679. Listed at 22 retailers as of October 30, 2026, with prices from €285 to €1,871, a €1,586 spread on the same certified stone. Brilliant Earth lists it at €1,871. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665409679
Dimensions6.96 × 7.50 × 4.36 mm
L/W Ratio1.08
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
6.96 mm7.50 mm1.30 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG665409679
Side View
Table 58.0%Crown 32.8°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 58.1%

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: €1,871 EUR|Low: €270 EUR|High: €2,399 EUR|Avg: €805 EUR|-22.0%
Brilliant Earth
Retailer 2
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Retailer 21
November 1, 2026
Retailer 4€285 EUR
Retailer 19€319 EUR
Retailer 12€330 EUR
Retailer 7€353 EUR
Retailer 11€353 EUR
Retailer 21€492 EUR
Retailer 9€572 EUR
Retailer 6€576 EUR
Retailer 15€588 EUR
Retailer 20€606 EUR
Retailer 13€629 EUR
Retailer 16€633 EUR
Retailer 3€820 EUR
Retailer 18€860 EUR
Retailer 8€914 EUR
Retailer 5€1,134 EUR
Retailer 14€1,175 EUR
Retailer 17€1,331 EUR
Retailer 10€1,405 EUR
Retailer 2€1,414 EUR
Brilliant Earth€1,871 EUR

34 data points across 21 retailers

22 retailers€285 EUR to €1,871 EUR

A
Cheapest Retailer
-
€285 EUR
$318 USD
A
Retailer 2
-
€319 EUR
$356 USD
View
Final sale: no returns
A
Retailer 3
-
€330 EUR
$369 USD
View
Retailer 4
-
€353 EUR
$394 USD
View
Price last confirmed 7 days ago
A
Retailer 5
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€353 EUR
$394 USD
View
A
Retailer 6
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€492 EUR
$550 USD
View
A
Retailer 7
-
€572 EUR
$639 USD
View
A
Retailer 8
-
€576 EUR
$643 USD
View
A
Retailer 9
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€588 EUR
View
A
Retailer 10
-
€606 EUR
ZAR 10,939 ZAR
View
A
Retailer 11
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€629 EUR
£554 GBP
View
A
Retailer 12
-
€633 EUR
A$1,088 AUD
View
B+
Retailer 13
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€820 EUR
$916 USD
View
B+
Retailer 14
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€860 EUR
A$1,479 AUD
View
B+
Retailer 15
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€914 EUR
$1,021 USD
View
B+
Retailer 16
-
€1,134 EUR
$1,267 USD
View
B+
Retailer 17
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€1,175 EUR
$1,312 USD
View
B
Retailer 18
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€1,331 EUR
$1,487 USD
View
B+
Retailer 19
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€1,331 EUR
A$2,288 AUD
View
B
Retailer 20
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€1,405 EUR
$1,570 USD
View
B+
Retailer 21
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€1,414 EUR
£1,244 GBP
View
Most Expensive
B
Brilliant Earth
14719911A · Oct 31
€1,871 EUR
$2,090 USD
View
21 more retailers have this diamond
Prices start from €285 EURSave up to €1,586 EUR

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
1.30ct Heart
€285 EUR