Round|Lab Grown|IGI

1.50ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG811622217

Shape and cutting style on the report: Round brilliant

Certificate IGI LG811622217

Diamond specifications and retailer prices

From $433 USD
As of October 29, 2026
Save $2,557 USD (86%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $2,990 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.5ct lab-grown round diamond

This 1.5ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG811622217 or 811622217. Listed at 22 retailers as of October 29, 2026, with prices from $433 to $2,990, a $2,557 spread on the same certified stone. Brilliant Earth lists it at $2,990. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811622217
Dimensions7.40 × 7.34 × 4.52 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
7.40 mm7.34 mm1.50 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811622217
Side View
Table 56.0%Crown 33.5°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.3%

Caratlytics Score

How it works →
A+
Exceptional
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 29
Current: $2,990 USD|Low: $433 USD|High: $2,990 USD|Avg: $1,210 USD
Brilliant Earth
Retailer 2
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Retailer 23
October 30, 2026
Retailer 11$433 USD
Retailer 6$484 USD
Retailer 7$485 USD
Retailer 5$537 USD
Retailer 15$567 USD
Retailer 19$758 USD
Retailer 22$800 USD
Retailer 10$851 USD
Retailer 13$857 USD
Retailer 14$864 USD
Retailer 2$884 USD
Retailer 23$909 USD
Retailer 16$915 USD
Retailer 18$923 USD
Retailer 8$1,244 USD
Retailer 20$1,507 USD
Retailer 3$1,727 USD
Retailer 9$1,759 USD
Retailer 4$1,878 USD
Retailer 21$1,938 USD
Retailer 17$1,984 USD
Retailer 12$2,615 USD
Brilliant Earth$2,990 USD

28 data points across 23 retailers

22 retailers$433 USD to $2,990 USD

A+
Cheapest Retailer
-
$433 USD
A
Retailer 2
-
$484 USD
View
Final sale: no returns
A
Retailer 3
-
$485 USD
View
A
Retailer 4
-
$537 USD
View
Retailer 5
-
$567 USD
View
Price last confirmed 17 days ago
A
Retailer 6
-
$758 USD
View
A
Retailer 7
-
$800 USD
View
A
Retailer 8
-
$851 USD
View
A
Retailer 9
-
$857 USD
€816 EUR
View
Retailer 10
-
$864 USD
£680 GBP
View
Price last confirmed 22 days ago
A
Retailer 11
-
$884 USD
£696 GBP
View
A
Retailer 12
-
$909 USD
View
A
Retailer 13
-
$923 USD
ZAR 14,916 ZAR
View
B+
Retailer 14
-
$1,244 USD
View
B+
Retailer 15
-
$1,507 USD
View
B+
Retailer 16
-
$1,727 USD
View
B+
Retailer 17
-
$1,759 USD
View
B+
Retailer 18
-
$1,878 USD
View
B
Retailer 19
-
$1,938 USD
View
B+
Retailer 20
-
$1,984 USD
£1,562 GBP
View
B
Retailer 21
-
$2,615 USD
View
Most Expensive
B
Brilliant Earth
20893176A · Oct 29
$2,990 USD
View
21 more retailers have this diamond
Prices start from $433 USDSave up to $2,557 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+
1.50ct Round
$433 USD