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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 $318 USD
As of October 27, 2026
Save $2,362 USD (88%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $2,680 USD at Brilliant Earth · As of October 28, 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 27, 2026, with prices from $318 to $2,680, a $2,362 spread on the same certified stone. Brilliant Earth lists it at $2,680. 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 27
Current: $2,680 USD|Low: $302 USD|High: $2,680 USD|Avg: $912 USD
Brilliant Earth
Retailer 2
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Retailer 21
October 29, 2026
Retailer 3$318 USD
Retailer 16$356 USD
Retailer 11$369 USD
Retailer 6$394 USD
Retailer 10$394 USD
Retailer 19$550 USD
Retailer 8$639 USD
Retailer 5$643 USD
Retailer 20$656 USD
Retailer 17$677 USD
Retailer 18$699 USD
Retailer 13$707 USD
Retailer 21$916 USD
Retailer 15$961 USD
Retailer 7$1,021 USD
Retailer 4$1,267 USD
Retailer 12$1,312 USD
Retailer 14$1,502 USD
Retailer 9$1,570 USD
Retailer 2$1,588 USD
Brilliant Earth$2,680 USD

35 data points across 21 retailers

22 retailers$318 USD to $2,680 USD

A
Cheapest Retailer
-
$318 USD
A
Retailer 2
-
$356 USD
View
Final sale: no returns
A
Retailer 3
-
$369 USD
View
A
Retailer 4
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$394 USD
View
A
Retailer 5
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$394 USD
View
A
Retailer 6
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$550 USD
View
A
Retailer 7
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$639 USD
View
A
Retailer 8
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$643 USD
View
A
Retailer 9
-
$656 USD
€625 EUR
View
A
Retailer 10
-
$677 USD
ZAR 10,939 ZAR
View
A
Retailer 11
-
$699 USD
£550 GBP
View
A
Retailer 12
-
$707 USD
A$1,088 AUD
View
B+
Retailer 13
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$916 USD
View
B+
Retailer 14
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$961 USD
A$1,479 AUD
View
B+
Retailer 15
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$1,021 USD
View
B+
Retailer 16
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$1,267 USD
View
B+
Retailer 17
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$1,312 USD
View
B
Retailer 18
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$1,487 USD
View
B
Retailer 19
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$1,502 USD
A$2,310 AUD
View
Price last confirmed 21 days ago
B
Retailer 20
-
$1,570 USD
View
B+
Retailer 21
-
$1,588 USD
£1,250 GBP
View
Most Expensive
B
Brilliant Earth
14719911A · Oct 28
$2,680 USD
View
21 more retailers have this diamond
Prices start from $318 USDSave up to $2,362 USD

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
$318 USD