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Round|Lab Grown|IGI

1.50ct F FL Round Lab Grown Diamond

EX • F/FL • IGI LG799651652

Shape and cutting style on the report: Round brilliant

Certificate IGI LG799651652

Diamond specifications and retailer prices

From $1,045 USD
As of November 3, 2026
Save $2,955 USD (74%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,000 USD at Brilliant Earth · As of November 1, 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 F colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG799651652 or 799651652. Listed at 11 retailers as of November 1, 2026, with prices from $1,045 to $4,000, a $2,955 spread on the same certified stone. Brilliant Earth lists it at $4,000. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
F
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799651652
Dimensions7.43 × 7.40 × 4.44 mm
L/W Ratio1.00
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
7.43 mm7.40 mm1.50 ctF / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799651652
Side View
Table 58.0%Crown 32.7°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 59.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 3
Current: $3,980 USD|Low: $1,045 USD|High: $4,120 USD|Avg: $2,306 USD|-3.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 4, 2026
Retailer 10$1,045 USD
Retailer 8$1,243 USD
Retailer 7$1,475 USD
Retailer 3$1,564 USD
Retailer 4$1,615 USD
Retailer 2$1,920 USD
Retailer 5$2,116 USD
Retailer 9$3,578 USD
Retailer 6$3,862 USD
Brilliant Earth$3,980 USD

39 data points across 10 retailers

11 retailers$1,045 USD to $4,000 USD

B+
Cheapest Retailer
-
$1,045 USD
B+
Retailer 2
-
$1,243 USD
View
B+
Retailer 3
-
$1,475 USD
View
B+
Retailer 4
-
$1,564 USD
View
B+
Retailer 5
-
$1,615 USD
View
B
Retailer 6
-
$1,920 USD
View
B
Retailer 7
-
$2,116 USD
View
B
Retailer 8
-
$3,578 USD
View
B
Retailer 9
-
$3,862 USD
View
B
Retailer 10
-
$3,980 USD
View
Most Expensive
B
Brilliant Earth
20207755A · Nov 1
$4,000 USD
View
10 more retailers have this diamond
Prices start from $1,045 USDSave up to $2,955 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.

B+
1.50ct Round
$1,045 USD