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Oval|Lab Grown|IGI

1.54ct E IF Oval Lab Grown Diamond

ID • E/IF • IGI LG743509340

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG743509340

Diamond specifications and retailer prices

From $362 USD
As of October 29, 2026
Save $3,188 USD (90%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $3,550 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.54ct lab-grown oval diamond

This 1.54ct 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 LG743509340 or 743509340. Listed at 24 retailers as of October 29, 2026, with prices from $362 to $3,550, a $3,188 spread on the same certified stone. Brilliant Earth lists it at $3,550. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG743509340
Dimensions9.40 × 6.48 × 4.03 mm
L/W Ratio1.45
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
9.40 mm6.48 mm1.54 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG743509340
Side View
Table 59.0%Crown 33.8°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.2%

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: $3,550 USD|Low: $348 USD|High: $3,790 USD|Avg: $1,108 USD|-1.7%
Brilliant Earth
Retailer 2
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Retailer 5
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Retailer 8
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Retailer 11
Retailer 12
Retailer 13
Retailer 14
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Retailer 17
Retailer 18
Retailer 19
October 30, 2026
Retailer 19$362 USD
Retailer 10$405 USD
Retailer 7$420 USD
Retailer 4$449 USD
Retailer 14$600 USD
Retailer 9$704 USD
Retailer 5$719 USD
Retailer 16$721 USD
Retailer 13$772 USD
Retailer 2$810 USD
Retailer 12$1,043 USD
Retailer 18$1,318 USD
Retailer 8$1,436 USD
Retailer 6$1,445 USD
Retailer 3$1,563 USD
Retailer 11$1,753 USD
Retailer 17$1,765 USD
Retailer 15$2,200 USD
Brilliant Earth$3,550 USD

43 data points across 19 retailers

24 retailers$362 USD to $3,550 USD

A
Cheapest Retailer
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$362 USD
A
Retailer 2
-
$405 USD
View
Final sale: no returns
A
Retailer 3
-
$420 USD
View
A
Retailer 4
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$449 USD
View
A
Retailer 5
-
$449 USD
View
A
Retailer 6
-
$499 USD
HK$3,900 HKD
View
A
Retailer 7
-
$600 USD
View
A
Retailer 8
-
$704 USD
View
A
Retailer 9
-
$719 USD
View
A
Retailer 10
-
$772 USD
ZAR 12,478 ZAR
View
A
Retailer 11
-
$810 USD
£638 GBP
View
A
Retailer 12
-
$1,043 USD
A$1,605 AUD
View
B+
Retailer 13
-
$1,073 USD
View
B+
Retailer 14
-
$1,318 USD
View
B+
Retailer 15
-
$1,436 USD
SGD 1,941 SGD
View
B+
Retailer 16
-
$1,445 USD
View
B+
Retailer 17
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$1,485 USD
View
B+
Retailer 18
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$1,563 USD
View
B
Retailer 19
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$1,698 USD
View
B
Retailer 20
-
$1,712 USD
View
B
Retailer 21
-
$1,753 USD
£1,380 GBP
View
B+
Retailer 22
-
$1,765 USD
£1,390 GBP
View
B
Retailer 23
-
$2,200 USD
View
Most Expensive
B
Brilliant Earth
19055749A · Oct 30
$3,550 USD
View
23 more retailers have this diamond
Prices start from $362 USDSave up to $3,188 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
1.54ct Oval
$362 USD