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Oval|Lab Grown|IGI

1.55ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG788621514

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG788621514

Diamond specifications and retailer prices

From €596 EUR
$666 USD
As of October 29, 2026
Save €2,321 EUR (80%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: €4,896 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.55ct lab-grown oval diamond

This 1.55ct 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 LG788621514 or 788621514. Listed at 24 retailers as of October 26, 2026, with a 389% 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

1.55
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788621514
Dimensions9.44 × 6.58 × 4.02 mm
L/W Ratio1.43
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
9.44 mm6.58 mm1.55 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788621514
Side View
Table 62.0%Crown 33°Girdle: MediumPavilion 41°Culet: NoneDepth 61.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: €4,896 EUR|Low: €572 EUR|High: €4,896 EUR|Avg: €1,575 EUR
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
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Retailer 14
Retailer 15
Retailer 16
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Retailer 21
October 31, 2026
Retailer 3€596 EUR
Retailer 21€649 EUR
Retailer 9€667 EUR
Retailer 6€692 EUR
Retailer 7€692 EUR
Retailer 15€784 EUR
Retailer 18€855 EUR
Retailer 14€910 EUR
Retailer 11€992 EUR
Retailer 16€1,069 EUR
Retailer 2€1,106 EUR
Retailer 20€1,160 EUR
Retailer 17€1,271 EUR
Retailer 8€1,548 EUR
Retailer 5€1,944 EUR
Retailer 13€2,235 EUR
Retailer 12€2,332 EUR
Retailer 10€2,399 EUR
Retailer 19€2,917 EUR
Retailer 4€3,607 EUR
Brilliant Earth€4,896 EUR

40 data points across 21 retailers

24 retailers€596 EUR to €2,917 EUR

A
Cheapest Retailer
-
€596 EUR
$666 USD
A
Retailer 2
-
€649 EUR
$725 USD
View
A
Retailer 3
-
€667 EUR
$745 USD
View
Final sale: no returns
Retailer 4
-
€692 EUR
$773 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
€692 EUR
$773 USD
View
A
Retailer 6
-
€784 EUR
£690 GBP
View
A
Retailer 7
-
€855 EUR
$955 USD
View
B+
Retailer 8
-
€910 EUR
$1,017 USD
View
B+
Retailer 9
-
€992 EUR
$1,108 USD
View
B+
Retailer 10
-
€1,058 EUR
$1,182 USD
View
B+
Retailer 11
-
€1,069 EUR
A$1,838 AUD
View
B+
Retailer 12
-
€1,106 EUR
£973 GBP
View
B+
Retailer 13
-
€1,160 EUR
View
B+
Retailer 14
-
€1,271 EUR
ZAR 22,941 ZAR
View
B+
Retailer 15
-
€1,548 EUR
$1,729 USD
View
B
Retailer 16
-
€1,944 EUR
$2,172 USD
View
B
Retailer 17
-
€2,155 EUR
£1,896 GBP
View
B+
Retailer 18
-
€2,235 EUR
$2,497 USD
View
B
Retailer 19
-
€2,332 EUR
SGD 3,521 SGD
View
B
Retailer 20
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€2,385 EUR
$2,665 USD
View
B
Retailer 21
-
€2,399 EUR
$2,681 USD
View
B
Retailer 22
-
€2,917 EUR
£2,566 GBP
View
Retailer 23
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€3,607 EUR
$4,030 USD
View
Price last confirmed 10 days ago
Most Expensive
Brilliant Earth
20046393A · Oct 31
€4,896 EUR
$5,470 USD
View
Price under review
23 more retailers have this diamond
Prices start from €596 EURSave up to €2,321 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
1.55ct Oval
€596 EUR