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Oval|Lab Grown|IGI

1.54ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG772670549

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG772670549

Diamond specifications and retailer prices

From $662 USD
As of November 3, 2026
Save $2,563 USD (79%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $5,440 USD at Brilliant Earth · As of November 5, 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 D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG772670549 or 772670549. Listed at 26 retailers as of November 3, 2026, with a 387% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG772670549
Dimensions9.15 × 6.57 × 4.08 mm
L/W Ratio1.39
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
9.15 mm6.57 mm1.54 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG772670549
Side View
Table 60.0%Crown 33.4°Girdle: MediumPavilion 40.8°Culet: NoneDepth 62.1%

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: Nov 3
Current: $5,440 USD|Low: $635 USD|High: $5,440 USD|Avg: $1,842 USD
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
November 5, 2026
Retailer 3$662 USD
Retailer 17$720 USD
Retailer 5$768 USD
Retailer 6$768 USD
Retailer 11$866 USD
Retailer 15$945 USD
Retailer 8$1,100 USD
Retailer 16$1,188 USD
Retailer 10$1,215 USD
Retailer 14$1,287 USD
Retailer 13$1,410 USD
Retailer 12$1,961 USD
Retailer 4$2,159 USD
Retailer 9$2,481 USD
Retailer 2$3,225 USD
Retailer 7$4,015 USD
Brilliant Earth$5,440 USD

37 data points across 17 retailers

26 retailers$662 USD to $3,225 USD

A
Cheapest Retailer
-
$662 USD
A
Retailer 2
-
$720 USD
View
A
Retailer 3
-
$741 USD
View
Final sale: no returns
A
Retailer 4
-
$768 USD
View
Retailer 5
-
$768 USD
View
Price last confirmed 19 days ago
A
Retailer 6
-
$866 USD
View
A
Retailer 7
-
$945 USD
View
B+
Retailer 8
-
$1,012 USD
View
B+
Retailer 9
-
$1,100 USD
View
B+
Retailer 10
-
$1,168 USD
View
B+
Retailer 11
-
$1,188 USD
View
B+
Retailer 12
-
$1,215 USD
View
B+
Retailer 13
-
$1,287 USD
View
B+
Retailer 14
-
$1,410 USD
View
B+
Retailer 15
-
$1,735 USD
View
B
Retailer 16
-
$1,961 USD
View
B
Retailer 17
-
$2,159 USD
View
B
Retailer 18
-
$2,392 USD
View
B+
Retailer 19
-
$2,481 USD
View
B
Retailer 20
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$2,587 USD
View
B
Retailer 21
-
$2,619 USD
View
B
Retailer 22
-
$2,648 USD
View
B
Retailer 23
-
$2,667 USD
View
B
Retailer 24
-
$3,225 USD
View
Retailer 25
-
$4,015 USD
View
Price last confirmed 22 days ago
Most Expensive
Brilliant Earth
18303138A · Nov 5
$5,440 USD
View
Price under review
25 more retailers have this diamond
Prices start from $662 USDSave up to $2,563 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
$662 USD