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Heart|Lab Grown|IGI

1.33ct E IF Heart Lab Grown Diamond

ID • E/IF • IGI LG589310549

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG589310549

Diamond specifications and retailer prices

From $327 USD
As of October 27, 2026
Save $1,813 USD (85%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,140 USD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.33ct lab-grown heart diamond

This 1.33ct 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 LG589310549 or 589310549. Listed at 19 retailers as of October 27, 2026, with prices from $327 to $2,140, a $1,813 spread on the same certified stone. Brilliant Earth lists it at $2,140. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.33
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG589310549
Dimensions6.99 × 7.54 × 4.48 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
6.99 mm7.54 mm1.33 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG589310549
Side View
Table 59.0%Crown 34.4°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 59.4%

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 27
Current: $2,140 USD|Low: $365 USD|High: $2,140 USD|Avg: $963 USD
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
October 29, 2026
Retailer 5$365 USD
Retailer 12$545 USD
Retailer 11$560 USD
Retailer 7$653 USD
Retailer 14$655 USD
Retailer 10$697 USD
Retailer 2$725 USD
Retailer 3$956 USD
Retailer 13$975 USD
Retailer 9$985 USD
Retailer 6$1,349 USD
Retailer 4$1,599 USD
Retailer 8$1,634 USD
Brilliant Earth$2,140 USD

38 data points across 14 retailers

19 retailers$327 USD to $2,140 USD

A
Cheapest Retailer
-
$327 USD
A
Retailer 2
-
$365 USD
View
Final sale: no returns
A
Retailer 3
-
$379 USD
View
A
Retailer 4
-
$406 USD
View
A
Retailer 5
-
$406 USD
View
A
Retailer 6
-
$545 USD
View
A
Retailer 7
-
$560 USD
View
A
Retailer 8
-
$653 USD
€622 EUR
View
A
Retailer 9
-
$655 USD
View
A
Retailer 10
-
$697 USD
ZAR 11,262 ZAR
View
A
Retailer 11
-
$725 USD
£571 GBP
View
B+
Retailer 12
-
$956 USD
View
B+
Retailer 13
-
$975 USD
View
B+
Retailer 14
-
$985 USD
A$1,516 AUD
View
B+
Retailer 15
-
$1,304 USD
View
B+
Retailer 16
-
$1,349 USD
View
B
Retailer 17
-
$1,599 USD
View
B+
Retailer 18
-
$1,634 USD
£1,287 GBP
View
Most Expensive
B
Brilliant Earth
14093094A · Oct 28
$2,140 USD
View
18 more retailers have this diamond
Prices start from $327 USDSave up to $1,813 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
1.33ct Heart
$327 USD