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Heart|Lab Grown|IGI

1.26ct E IF Heart Lab Grown Diamond

ID • E/IF • IGI LG600380564

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG600380564

Diamond specifications and retailer prices

From $293 USD
As of October 28, 2026
Save $1,377 USD (82%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,670 USD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.26ct lab-grown heart diamond

This 1.26ct 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 LG600380564 or 600380564. Listed at 18 retailers as of October 28, 2026, with prices from $293 to $1,670, a $1,377 spread on the same certified stone. Brilliant Earth lists it at $1,670. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.26
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG600380564
Dimensions6.72 × 7.23 × 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
6.72 mm7.23 mm1.26 ctE / IF
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG600380564
Side View
Table 57.0%Crown 35.7°Girdle: THN-MEDPavilion 41.1°Culet: NoneDepth 60.3%

Caratlytics Score

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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 28
Current: $1,670 USD|Low: $293 USD|High: $1,730 USD|Avg: $851 USD|-3.5%
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
October 30, 2026
Retailer 6$293 USD
Retailer 14$325 USD
Retailer 7$438 USD
Retailer 10$440 USD
Retailer 8$532 USD
Retailer 9$558 USD
Retailer 4$577 USD
Retailer 2$620 USD
Retailer 12$825 USD
Retailer 13$848 USD
Retailer 3$1,044 USD
Retailer 5$1,095 USD
Retailer 11$1,309 USD
Retailer 15$1,391 USD
Brilliant Earth$1,670 USD

43 data points across 15 retailers

18 retailers$293 USD to $1,670 USD

Retailer 1
-
$262 USD
Price last confirmed 10 days ago
A
Retailer 2
-
$293 USD
View
Final sale: no returns
Retailer 3
-
$325 USD
View
Price last confirmed 13 days ago
Retailer 4
-
$325 USD
View
Price last confirmed 10 days ago
Retailer 5
-
$409 USD
View
Price last confirmed 15 days ago
A
Retailer 6
-
$438 USD
View
A
Retailer 7
-
$440 USD
View
A
Retailer 8
-
$532 USD
€507 EUR
View
A
Retailer 9
-
$558 USD
ZAR 9,017 ZAR
View
A
Retailer 10
-
$577 USD
View
A
Retailer 11
-
$620 USD
£488 GBP
View
B+
Retailer 12
-
$825 USD
View
B+
Retailer 13
-
$848 USD
View
Retailer 14
-
$1,044 USD
View
Price last confirmed 10 days ago
B+
Retailer 15
-
$1,095 USD
View
B+
Retailer 16
-
$1,309 USD
£1,031 GBP
View
B
Retailer 17
-
$1,391 USD
View
Most Expensive
B
Brilliant Earth
14067130A · Oct 28
$1,670 USD
View
17 more retailers have this diamond
Prices start from $293 USDSave up to $1,377 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
1.26ct Heart
$293 USD