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Oval|Lab Grown|IGI

1.50ct E FL Oval Lab Grown Diamond

EX • E/FL • IGI LG830644640

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG830644640

Diamond specifications and retailer prices

From $1,132 AUD
$795 USD
As of October 28, 2026
Save $5,061 AUD (82%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $6,193 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.5ct lab-grown oval diamond

This 1.5ct lab-grown oval 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 LG830644640 or 830644640. Listed at 12 retailers as of October 28, 2026, with prices from $1,132 to $6,193, a $5,061 spread on the same certified stone. Brilliant Earth lists it at $6,193. 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
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830644640
Dimensions9.44 × 6.48 × 3.91 mm
L/W Ratio1.46
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
9.44 mm6.48 mm1.50 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830644640
Side View
Table 62.0%Crown 34°Girdle: MED-THKPavilion 40.3°Culet: NoneDepth 60.3%

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 28
Current: $6,193 AUD|Low: $471 AUD|High: $6,420 AUD|Avg: $1,872 AUD|-3.5%
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
Retailer 17
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Retailer 19
October 9, 2026
Retailer 7$713 AUD
Retailer 6$722 AUD
Retailer 4$1,082 AUD
Retailer 16$1,087 AUD
Retailer 2$1,132 AUD
Retailer 19$1,162 AUD
Retailer 17$1,218 AUD
Retailer 8$1,313 AUD
Retailer 9$1,482 AUD
Retailer 14$1,560 AUD
Retailer 10$2,343 AUD
Retailer 12$2,356 AUD
Retailer 3$2,413 AUD
Retailer 11$2,626 AUD
Retailer 18$2,820 AUD
Retailer 5$3,009 AUD
Retailer 13$3,267 AUD
Retailer 15$4,668 AUD
Brilliant Earth$6,193 AUD

21 data points across 19 retailers

12 retailers$1,132 AUD to $6,193 AUD

Retailer 1
-
$575 AUD
$404 USD
Price last confirmed 37 days ago
Retailer 2
-
$703 AUD
$494 USD
View
Price last confirmed 38 days ago
A
Retailer 3
-
$1,132 AUD
$795 USD
View
Retailer 4
-
$1,218 AUD
ZAR 13,818 ZAR
View
Price last confirmed 28 days ago
Retailer 5
-
$1,313 AUD
$922 USD
View
Price last confirmed 27 days ago
B+
Retailer 6
-
$1,560 AUD
$1,096 USD
View
Retailer 7
-
$2,343 AUD
$1,646 USD
View
Price last confirmed 27 days ago
B
Retailer 8
-
$2,356 AUD
CA$2,299 CAD
View
Retailer 9
-
$2,820 AUD
£1,560 GBP
View
Price last confirmed 29 days ago
B
Retailer 10
-
$3,267 AUD
$2,295 USD
View
B
Retailer 11
-
$4,668 AUD
$3,279 USD
View
Most Expensive
B
Brilliant Earth
21717495A · Oct 29
$6,193 AUD
$4,350 USD
View
11 more retailers have this diamond
Prices start from $1,132 AUDSave up to $5,061 AUD

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 Oval
$1,132 AUD