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Heart|Lab Grown|IGI

1.06ct E IF Heart Lab Grown Diamond

EX • E/IF • IGI LG812620588

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG812620588

Diamond specifications and retailer prices

From $251 USD
As of October 30, 2026
Save $1,189 USD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,440 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.06ct lab-grown heart diamond

This 1.06ct lab-grown heart sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG812620588 or 812620588. Listed at 19 retailers as of October 30, 2026, with prices from $251 to $1,440, a $1,189 spread on the same certified stone. Brilliant Earth lists it at $1,440. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.06
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG812620588
Dimensions6.47 × 7.04 × 4.02 mm
L/W Ratio1.09
Girdle conditionFaceted
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
6.47 mm7.04 mm1.06 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG812620588
Side View
Table 57.0%Crown 34.1°Girdle: STK-THKPavilion 38.1°Culet: NoneDepth 57.1%

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: $1,440 USD|Low: $187 USD|High: $1,660 USD|Avg: $721 USD|-13.3%
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 31, 2026
Retailer 3$251 USD
Retailer 5$292 USD
Retailer 13$392 USD
Retailer 8$469 USD
Retailer 10$479 USD
Retailer 7$519 USD
Retailer 6$604 USD
Retailer 12$618 USD
Retailer 11$680 USD
Retailer 2$722 USD
Retailer 4$949 USD
Retailer 9$1,123 USD
Retailer 14$1,273 USD
Brilliant Earth$1,440 USD

36 data points across 14 retailers

19 retailers$251 USD to $1,440 USD

Retailer 1
-
$225 USD
Price last confirmed 22 days ago
A
Retailer 2
-
$251 USD
View
Final sale: no returns
Retailer 3
-
$261 USD
View
Price last confirmed 32 days ago
Retailer 4
-
$279 USD
View
Price last confirmed 27 days ago
Retailer 5
-
$279 USD
View
Price last confirmed 19 days ago
Retailer 6
-
$288 USD
View
Price last confirmed 36 days ago
A
Retailer 7
-
$392 USD
View
A
Retailer 8
-
$469 USD
€447 EUR
View
A
Retailer 9
-
$479 USD
ZAR 7,738 ZAR
View
A
Retailer 10
-
$519 USD
£408 GBP
View
B+
Retailer 11
-
$604 USD
View
B+
Retailer 12
-
$618 USD
View
B+
Retailer 13
-
$680 USD
A$1,046 AUD
View
B+
Retailer 14
-
$722 USD
View
Retailer 15
-
$896 USD
View
Price last confirmed 30 days ago
B+
Retailer 16
-
$949 USD
View
B
Retailer 17
-
$1,123 USD
£884 GBP
View
B
Retailer 18
-
$1,273 USD
View
Most Expensive
B
Brilliant Earth
20892933A · Oct 30
$1,440 USD
View
18 more retailers have this diamond
Prices start from $251 USDSave up to $1,189 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
1.06ct Heart
$251 USD