Oval|Lab Grown|IGI

1.50ct E IF Oval Lab Grown Diamond

ID • E/IF • IGI LG722570428

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG722570428

Diamond specifications and retailer prices

From $423 USD
As of October 29, 2026
Save $3,557 USD (89%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $3,980 USD 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG722570428 or 722570428. Listed at 24 retailers as of October 29, 2026, with prices from $423 to $3,980, a $3,557 spread on the same certified stone. Brilliant Earth lists it at $3,980. 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
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.2°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG722570428
Dimensions9.01 × 6.44 × 4.10 mm
L/W Ratio1.40
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
9.01 mm6.44 mm1.50 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG722570428
Side View
Table 59.0%Crown 37.2°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 63.7%

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 29
Current: $3,980 USD|Low: $423 USD|High: $3,980 USD|Avg: $1,310 USD
Brilliant Earth
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October 31, 2026
Retailer 25$423 USD
Retailer 16$473 USD
Retailer 24$473 USD
Retailer 10$524 USD
Retailer 15$524 USD
Retailer 11$542 USD
Retailer 17$702 USD
Retailer 23$705 USD
Retailer 8$764 USD
Retailer 4$833 USD
Retailer 19$862 USD
Retailer 22$900 USD
Retailer 5$1,047 USD
Retailer 20$1,220 USD
Retailer 2$1,261 USD
Retailer 12$1,663 USD
Retailer 6$1,684 USD
Retailer 13$1,716 USD
Retailer 9$1,718 USD
Retailer 7$1,904 USD
Retailer 21$1,935 USD
Retailer 14$1,962 USD
Retailer 18$2,071 USD
Retailer 3$2,245 USD
Brilliant Earth$3,980 USD

16 data points across 25 retailers

24 retailers$423 USD to $3,980 USD

A
Cheapest Retailer
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$423 USD
A
Retailer 2
-
$473 USD
View
Final sale: no returns
A
Retailer 3
-
$473 USD
View
A
Retailer 4
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$524 USD
View
A
Retailer 5
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$524 USD
View
Retailer 6
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$542 USD
£427 GBP
View
Price last confirmed 13 days ago
A
Retailer 7
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$702 USD
View
A
Retailer 8
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$705 USD
View
A
Retailer 9
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$764 USD
View
A
Retailer 10
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$862 USD
£678 GBP
View
A
Retailer 11
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$900 USD
ZAR 14,547 ZAR
View
B+
Retailer 12
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$1,047 USD
View
B+
Retailer 13
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$1,220 USD
A$1,877 AUD
View
B+
Retailer 14
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$1,261 USD
View
B
Retailer 15
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$1,663 USD
SGD 2,247 SGD
View
B
Retailer 16
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$1,684 USD
View
B
Retailer 17
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$1,716 USD
A$2,640 AUD
View
B
Retailer 18
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$1,718 USD
View
B
Retailer 19
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$1,829 USD
View
B
Retailer 20
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$1,904 USD
View
B+
Retailer 21
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$1,935 USD
£1,524 GBP
View
B
Retailer 22
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$1,962 USD
View
Retailer 23
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$2,245 USD
View
Price last confirmed 9 days ago
Most Expensive
B
Brilliant Earth
15808104A · Oct 29
$3,980 USD
View
23 more retailers have this diamond
Prices start from $423 USDSave up to $3,557 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 Oval
$423 USD