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Oval|Lab Grown|IGI

1.54ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG783641690

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG783641690

Diamond specifications and retailer prices

From €593 EUR
$662 USD
As of October 29, 2026
Save €2,318 EUR (80%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: €4,869 EUR at Brilliant Earth · As of October 29, 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 LG783641690 or 783641690. Listed at 25 retailers as of October 29, 2026, with a 391% 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 angle35.1°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG783641690
Dimensions9.40 × 6.47 × 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 mm6.47 mm1.54 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG783641690
Side View
Table 60.0%Crown 35.1°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.3%

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 29
Current: €4,869 EUR|Low: €568 EUR|High: €4,869 EUR|Avg: €1,718 EUR
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
Retailer 18
October 31, 2026
Retailer 18€593 EUR
Retailer 17€644 EUR
Retailer 4€687 EUR
Retailer 5€687 EUR
Retailer 12€779 EUR
Retailer 11€846 EUR
Retailer 7€985 EUR
Retailer 16€1,064 EUR
Retailer 2€1,099 EUR
Retailer 14€1,263 EUR
Retailer 6€1,599 EUR
Retailer 3€1,932 EUR
Retailer 9€2,221 EUR
Retailer 15€2,271 EUR
Retailer 10€2,316 EUR
Retailer 13€2,910 EUR
Retailer 8€3,594 EUR
Brilliant Earth€4,869 EUR

37 data points across 18 retailers

25 retailers€593 EUR to €2,910 EUR

A
Cheapest Retailer
-
€593 EUR
$662 USD
A
Retailer 2
-
€644 EUR
$720 USD
View
A
Retailer 3
-
€663 EUR
$741 USD
View
Final sale: no returns
A
Retailer 4
-
€687 EUR
$768 USD
View
Retailer 5
-
€687 EUR
$768 USD
View
Price last confirmed 15 days ago
A
Retailer 6
-
€779 EUR
£685 GBP
View
B+
Retailer 7
-
€846 EUR
$945 USD
View
B+
Retailer 8
-
€906 EUR
$1,012 USD
View
B+
Retailer 9
-
€985 EUR
$1,100 USD
View
B+
Retailer 10
-
€1,045 EUR
$1,168 USD
View
B+
Retailer 11
-
€1,064 EUR
A$1,828 AUD
View
B+
Retailer 12
-
€1,099 EUR
£967 GBP
View
B+
Retailer 13
-
€1,263 EUR
ZAR 22,799 ZAR
View
B+
Retailer 14
-
€1,599 EUR
$1,786 USD
View
B
Retailer 15
-
€1,932 EUR
$2,159 USD
View
B
Retailer 16
-
€2,142 EUR
£1,884 GBP
View
B+
Retailer 17
-
€2,221 EUR
$2,481 USD
View
B
Retailer 18
-
€2,271 EUR
View
B
Retailer 19
-
€2,316 EUR
SGD 3,497 SGD
View
B
Retailer 20
-
€2,344 EUR
$2,619 USD
View
B
Retailer 21
-
€2,371 EUR
$2,649 USD
View
B
Retailer 22
-
€2,388 EUR
$2,668 USD
View
B
Retailer 23
-
€2,910 EUR
£2,560 GBP
View
Retailer 24
-
€3,594 EUR
$4,015 USD
View
Price last confirmed 17 days ago
Most Expensive
Brilliant Earth
18648141A · Oct 29
€4,869 EUR
$5,440 USD
View
Price under review
24 more retailers have this diamond
Prices start from €593 EURSave up to €2,318 EUR

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
€593 EUR