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Round|Lab Grown|IGI

1.50ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG825660180

Shape and cutting style on the report: Round brilliant

Certificate IGI LG825660180

Diamond specifications and retailer prices

From $401 USD
As of October 29, 2026
Save $2,589 USD (87%) vs most expensive(unlock to see where)
20 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 LG825660180 or 825660180. Listed at 20 retailers as of October 29, 2026, with prices from $401 to $2,990, a $2,589 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 angle35.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825660180
Dimensions7.40 × 7.33 × 4.58 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 mm7.33 mm1.50 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825660180
Side View
Table 55.0%Crown 35.5°Girdle: MediumPavilion 40.8°Culet: NoneDepth 62.2%

Caratlytics Score

How it works →
A
Excellent
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: $2,990 USD|Low: $401 USD|High: $2,990 USD|Avg: $1,389 USD
Brilliant Earth
Retailer 2
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Retailer 7
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Retailer 12
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Retailer 19
Retailer 20
October 29, 2026
Retailer 6$401 USD
Retailer 7$449 USD
Retailer 20$449 USD
Retailer 10$497 USD
Retailer 17$497 USD
Retailer 16$645 USD
Retailer 14$781 USD
Retailer 3$788 USD
Retailer 2$812 USD
Retailer 15$854 USD
Retailer 5$898 USD
Retailer 4$1,186 USD
Retailer 11$1,598 USD
Retailer 18$1,628 USD
Retailer 9$1,634 USD
Retailer 8$1,726 USD
Retailer 13$1,953 USD
Retailer 19$2,209 USD
Retailer 12$2,615 USD
Brilliant Earth$2,990 USD

27 data points across 20 retailers

20 retailers$401 USD to $2,990 USD

A
Cheapest Retailer
-
$401 USD
A
Retailer 2
-
$449 USD
View
Final sale: no returns
A
Retailer 3
-
$449 USD
View
A
Retailer 4
-
$497 USD
View
A
Retailer 5
-
$497 USD
View
A
Retailer 6
-
$645 USD
View
A
Retailer 7
-
$781 USD
€744 EUR
View
A
Retailer 8
-
$788 USD
View
A
Retailer 9
-
$812 USD
£639 GBP
View
A
Retailer 10
-
$854 USD
ZAR 13,800 ZAR
View
A
Retailer 11
-
$898 USD
View
B+
Retailer 12
-
$1,186 USD
View
B+
Retailer 13
-
$1,598 USD
View
B+
Retailer 14
-
$1,628 USD
SGD 2,200 SGD
View
B+
Retailer 15
-
$1,634 USD
View
B+
Retailer 16
-
$1,726 USD
View
B+
Retailer 17
-
$1,953 USD
£1,538 GBP
View
B+
Retailer 18
-
$2,209 USD
View
B
Retailer 19
-
$2,615 USD
View
Most Expensive
B
Brilliant Earth
21434149A · Oct 29
$2,990 USD
View
19 more retailers have this diamond
Prices start from $401 USDSave up to $2,589 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
$401 USD