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Round|Lab Grown|IGI

1.01ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG816612544

Shape and cutting style on the report: Round brilliant

Certificate IGI LG816612544

Diamond specifications and retailer prices

From $217 USD
As of October 29, 2026
Save $1,213 USD (85%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,430 USD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.01ct lab-grown round diamond

This 1.01ct lab-grown round sits in the classic one-carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816612544 or 816612544. Listed at 20 retailers as of October 28, 2026, with prices from $217 to $1,430, a $1,213 spread on the same certified stone. Brilliant Earth lists it at $1,430. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816612544
Dimensions6.51 × 6.45 × 3.97 mm
L/W Ratio1.01
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
6.51 mm6.45 mm1.01 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816612544
Side View
Table 57.0%Crown 35°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.4%

Caratlytics Score

How it works →
A+
Exceptional
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $1,430 USD|Low: $217 USD|High: $1,430 USD|Avg: $567 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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
October 29, 2026
Retailer 10$217 USD
Retailer 5$242 USD
Retailer 6$252 USD
Retailer 4$270 USD
Retailer 12$280 USD
Retailer 15$380 USD
Retailer 14$438 USD
Retailer 2$454 USD
Retailer 19$463 USD
Retailer 20$477 USD
Retailer 18$496 USD
Retailer 8$579 USD
Retailer 7$581 USD
Retailer 3$867 USD
Retailer 16$870 USD
Retailer 9$919 USD
Retailer 11$1,000 USD
Retailer 13$1,086 USD
Retailer 17$1,249 USD
Brilliant Earth$1,430 USD

34 data points across 20 retailers

20 retailers$217 USD to $1,430 USD

A+
Cheapest Retailer
-
$217 USD
A
Retailer 2
-
$242 USD
View
Final sale: no returns
A
Retailer 3
-
$252 USD
View
A
Retailer 4
-
$270 USD
View
A
Retailer 5
-
$280 USD
View
Price last confirmed 17 days ago
A
Retailer 6
-
$380 USD
View
A
Retailer 7
-
$438 USD
£345 GBP
View
A
Retailer 8
-
$454 USD
€432 EUR
View
A
Retailer 9
-
$463 USD
ZAR 7,481 ZAR
View
A
Retailer 10
-
$477 USD
View
A
Retailer 11
-
$496 USD
£391 GBP
View
B+
Retailer 12
-
$579 USD
View
B+
Retailer 13
-
$581 USD
View
B+
Retailer 14
-
$867 USD
View
B+
Retailer 15
-
$870 USD
View
B
Retailer 16
-
$919 USD
View
B+
Retailer 17
-
$1,000 USD
View
B
Retailer 18
-
$1,086 USD
£855 GBP
View
B
Retailer 19
-
$1,249 USD
View
Most Expensive
B
Brilliant Earth
21018519A · Oct 28
$1,430 USD
View
19 more retailers have this diamond
Prices start from $217 USDSave up to $1,213 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+
1.01ct Round
$217 USD