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Round|Lab Grown|IGI

1.50ct D FL Round Lab Grown Diamond

EX • D/FL • IGI LG787656922

Shape and cutting style on the report: Round brilliant

Certificate IGI LG787656922

Diamond specifications and retailer prices

From $731 USD
As of October 30, 2026
Save $4,089 USD (85%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $4,820 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 D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG787656922 or 787656922. Listed at 24 retailers as of October 29, 2026, with prices from $731 to $4,820, a $4,089 spread on the same certified stone. Brilliant Earth lists it at $4,820. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.1°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787656922
Dimensions7.44 × 7.47 × 4.44 mm
L/W Ratio1.00
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
7.44 mm7.47 mm1.50 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787656922
Side View
Table 57.0%Crown 32.1°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 59.6%

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 30
Current: $4,820 USD|Low: $627 USD|High: $4,820 USD|Avg: $1,806 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
October 30, 2026
Retailer 4$653 USD
Retailer 5$731 USD
Retailer 8$757 USD
Retailer 15$757 USD
Retailer 2$1,039 USD
Retailer 12$1,065 USD
Retailer 7$1,082 USD
Retailer 14$1,175 USD
Retailer 9$1,207 USD
Retailer 11$1,391 USD
Retailer 16$1,758 USD
Retailer 3$2,439 USD
Retailer 6$2,639 USD
Retailer 13$3,194 USD
Retailer 10$3,575 USD
Brilliant Earth$4,820 USD

35 data points across 16 retailers

24 retailers$731 USD to $4,820 USD

Retailer 1
-
$653 USD
Price last confirmed 20 days ago
Retailer 2
-
$710 USD
View
Price last confirmed 17 days ago
A
Retailer 3
-
$731 USD
View
Final sale: no returns
Retailer 4
-
$757 USD
View
Price last confirmed 28 days ago
Retailer 5
-
$757 USD
View
Price last confirmed 13 days ago
Retailer 6
-
$757 USD
View
Price last confirmed 18 days ago
B+
Retailer 7
-
$1,001 USD
View
A
Retailer 8
-
$1,039 USD
£818 GBP
View
B+
Retailer 9
-
$1,064 USD
View
B+
Retailer 10
-
$1,065 USD
View
B+
Retailer 11
-
$1,082 USD
View
B+
Retailer 12
-
$1,175 USD
A$1,808 AUD
View
B+
Retailer 13
-
$1,207 USD
£950 GBP
View
B+
Retailer 14
-
$1,391 USD
ZAR 22,478 ZAR
View
B
Retailer 15
-
$1,758 USD
View
Retailer 16
-
$2,129 USD
View
Price last confirmed 22 days ago
B
Retailer 17
-
$2,362 USD
£1,860 GBP
View
B+
Retailer 18
-
$2,439 USD
View
B
Retailer 19
-
$2,547 USD
SGD 3,442 SGD
View
B
Retailer 20
-
$2,613 USD
View
B
Retailer 21
-
$2,639 USD
View
B
Retailer 22
-
$3,194 USD
£2,515 GBP
View
B
Retailer 23
-
$3,575 USD
€3,405 EUR
View
Most Expensive
B
Brilliant Earth
19705594A · Oct 29
$4,820 USD
View
23 more retailers have this diamond
Prices start from $731 USDSave up to $4,089 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
$731 USD