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Round|Lab Grown|IGI

1.50ct E FL Round Lab Grown Diamond

EX • E/FL • IGI LG840617063

Shape and cutting style on the report: Round brilliant

Certificate IGI LG840617063

Diamond specifications and retailer prices

From $517 USD
As of October 28, 2026
Save $3,123 USD (86%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,640 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 LG840617063 or 840617063. Listed at 14 retailers as of October 28, 2026, with prices from $517 to $3,640, a $3,123 spread on the same certified stone. Brilliant Earth lists it at $3,640. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840617063
Dimensions7.27 × 7.30 × 4.59 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
7.27 mm7.30 mm1.50 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840617063
Side View
Table 55.0%Crown 35.6°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.9%

Caratlytics Score

How it works →
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 28
Current: $3,640 USD|Low: $517 USD|High: $3,720 USD|Avg: $1,457 USD|-2.2%
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
October 29, 2026
Retailer 11$517 USD
Retailer 3$627 USD
Retailer 10$765 USD
Retailer 13$775 USD
Retailer 8$874 USD
Retailer 4$894 USD
Retailer 2$943 USD
Retailer 9$984 USD
Retailer 14$1,542 USD
Retailer 12$1,814 USD
Retailer 6$2,076 USD
Retailer 7$2,115 USD
Retailer 5$2,620 USD
Brilliant Earth$3,640 USD

14 data points across 14 retailers

14 retailers$517 USD to $3,640 USD

A
Cheapest Retailer
-
$517 USD
Final sale: no returns
A
Retailer 2
-
$627 USD
HK$4,900 HKD
View
A
Retailer 3
-
$765 USD
View
A
Retailer 4
-
$775 USD
View
A
Retailer 5
-
$874 USD
€832 EUR
View
A
Retailer 6
-
$894 USD
£704 GBP
View
Price last confirmed 10 days ago
A
Retailer 7
-
$943 USD
£742 GBP
View
A
Retailer 8
-
$984 USD
ZAR 15,894 ZAR
View
B+
Retailer 9
-
$1,542 USD
View
B+
Retailer 10
-
$1,814 USD
SGD 2,452 SGD
View
B
Retailer 11
-
$2,076 USD
View
B
Retailer 12
-
$2,115 USD
£1,665 GBP
View
B
Retailer 13
-
$2,620 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
22132441A · Oct 29
$3,640 USD
View
13 more retailers have this diamond
Prices start from $517 USDSave up to $3,123 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
$517 USD