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Heart|Lab Grown|IGI

1.37ct E IF Heart Lab Grown Diamond

ID • E/IF • IGI LG647466514

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG647466514

Diamond specifications and retailer prices

From $307 USD
As of October 27, 2026
Save $2,003 USD (87%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $2,310 USD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.37ct lab-grown heart diamond

This 1.37ct 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 LG647466514 or 647466514. Listed at 22 retailers as of October 27, 2026, with prices from $307 to $2,310, a $2,003 spread on the same certified stone. Brilliant Earth lists it at $2,310. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.37
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.9°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG647466514
Dimensions6.96 × 7.49 × 4.47 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 mm7.49 mm1.37 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG647466514
Side View
Table 56.0%Crown 37.9°Girdle: MED-STKPavilion 38.9°Culet: NoneDepth 59.7%

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: Oct 27
Current: $2,310 USD|Low: $307 USD|High: $2,310 USD|Avg: $915 USD
Brilliant Earth
Retailer 2
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Retailer 5
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Retailer 7
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Retailer 11
Retailer 12
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Retailer 22
October 29, 2026
Retailer 4$307 USD
Retailer 12$343 USD
Retailer 3$356 USD
Retailer 7$381 USD
Retailer 13$381 USD
Retailer 19$405 USD
Retailer 11$422 USD
Retailer 6$512 USD
Retailer 17$515 USD
Retailer 16$625 USD
Retailer 9$634 USD
Retailer 22$655 USD
Retailer 2$675 USD
Retailer 21$930 USD
Retailer 10$999 USD
Retailer 5$1,170 USD
Retailer 14$1,221 USD
Retailer 20$1,225 USD
Retailer 15$1,271 USD
Retailer 18$1,535 USD
Retailer 8$1,536 USD
Brilliant Earth$2,310 USD

27 data points across 22 retailers

22 retailers$307 USD to $2,310 USD

A
Cheapest Retailer
-
$307 USD
A
Retailer 2
-
$343 USD
View
Final sale: no returns
A
Retailer 3
-
$356 USD
View
A
Retailer 4
-
$381 USD
View
A
Retailer 5
-
$381 USD
View
A
Retailer 6
-
$405 USD
£319 GBP
View
A
Retailer 7
-
$422 USD
HK$3,300 HKD
View
A
Retailer 8
-
$512 USD
View
A
Retailer 9
-
$515 USD
View
A
Retailer 10
-
$625 USD
€595 EUR
View
A
Retailer 11
-
$634 USD
View
A
Retailer 12
-
$655 USD
ZAR 10,575 ZAR
View
A
Retailer 13
-
$675 USD
£532 GBP
View
B+
Retailer 14
-
$930 USD
A$1,430 AUD
View
B+
Retailer 15
-
$999 USD
View
B+
Retailer 16
-
$1,170 USD
View
B+
Retailer 17
-
$1,221 USD
SGD 1,650 SGD
View
B+
Retailer 18
-
$1,225 USD
View
B+
Retailer 19
-
$1,271 USD
View
B+
Retailer 20
-
$1,535 USD
£1,209 GBP
View
B
Retailer 21
-
$1,536 USD
View
Most Expensive
B
Brilliant Earth
18971090A · Oct 28
$2,310 USD
View
21 more retailers have this diamond
Prices start from $307 USDSave up to $2,003 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
1.37ct Heart
$307 USD