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Oval|Lab Grown|IGI

1.54ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG839683864

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG839683864

Diamond specifications and retailer prices

From $426 USD
As of October 29, 2026
Save $3,969 USD (90%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $5,430 USD at Brilliant Earth · As of October 31, 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 LG839683864 or 839683864. Listed at 26 retailers as of October 29, 2026, with a 932% 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 angle34.7°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839683864
Dimensions9.68 × 6.48 × 3.97 mm
L/W Ratio1.49
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
9.68 mm6.48 mm1.54 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839683864
Side View
Table 62.0%Crown 34.7°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.3%

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 29
Current: $558 USD|Low: $409 USD|High: $4,395 USD|Avg: $1,304 USD|-1.3%
Retailer 1
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Retailer 24
November 1, 2026
Retailer 23$426 USD
Retailer 3$477 USD
Retailer 7$528 USD
Retailer 24$528 USD
Retailer 9$537 USD
Retailer 1$558 USD
Retailer 20$630 USD
Retailer 13$741 USD
Retailer 18$804 USD
Retailer 15$840 USD
Retailer 22$843 USD
Retailer 12$863 USD
Retailer 19$907 USD
Retailer 6$1,089 USD
Retailer 11$1,159 USD
Retailer 2$1,639 USD
Retailer 8$1,696 USD
Retailer 5$1,729 USD
Retailer 10$1,750 USD
Retailer 4$1,913 USD
Retailer 21$1,942 USD
Retailer 17$2,282 USD
Retailer 16$2,428 USD
Retailer 14$4,395 USD

30 data points across 24 retailers

26 retailers$426 USD to $4,395 USD

A
Cheapest Retailer
-
$426 USD
A
Retailer 2
-
$477 USD
View
A
Retailer 3
-
$528 USD
View
A
Retailer 4
-
$528 USD
View
A
Retailer 5
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$537 USD
View
Final sale: no returns
A
Retailer 6
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$558 USD
£439 GBP
View
A
Retailer 7
-
$630 USD
View
A
Retailer 8
-
$741 USD
View
A
Retailer 9
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$804 USD
€766 EUR
View
A
Retailer 10
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$840 USD
View
A
Retailer 11
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$843 USD
View
A
Retailer 12
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$863 USD
£679 GBP
View
A
Retailer 13
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$907 USD
ZAR 14,651 ZAR
View
B+
Retailer 14
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$1,089 USD
View
B+
Retailer 15
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$1,159 USD
View
B+
Retailer 16
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$1,639 USD
View
B+
Retailer 17
-
$1,696 USD
View
B+
Retailer 18
-
$1,729 USD
View
B+
Retailer 19
-
$1,750 USD
CA$2,430 CAD
View
B
Retailer 20
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$1,913 USD
View
B+
Retailer 21
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$1,942 USD
£1,529 GBP
View
B
Retailer 22
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$2,282 USD
View
B
Retailer 23
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$2,428 USD
View
B
Retailer 24
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$4,395 USD
View
Retailer 25
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$5,430 USD
View
Price under review
Most Expensive
Brilliant Earth
21790906A · Oct 31
$5,430 USD
View
Price under review
25 more retailers have this diamond
Prices start from $426 USDSave up to $3,969 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
$426 USD