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Oval|Lab Grown|IGI

1.55ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG733511650

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG733511650

Diamond specifications and retailer prices

From €663 EUR
$741 USD
As of October 30, 2026
Save €2,247 EUR (77%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: €4,869 EUR at Brilliant Earth · As of October 29, 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 LG733511650 or 733511650. Listed at 26 retailers as of October 29, 2026, with a 339% 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
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG733511650
Dimensions9.18 × 6.58 × 4.09 mm
L/W Ratio1.40
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
9.18 mm6.58 mm1.55 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG733511650
Side View
Table 57.0%Crown 34.4°Girdle: MED-THKPavilion 40.3°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 30
Current: €4,869 EUR|Low: €593 EUR|High: €4,869 EUR|Avg: €1,695 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
October 31, 2026
Retailer 17€593 EUR
Retailer 8€663 EUR
Retailer 5€687 EUR
Retailer 10€846 EUR
Retailer 7€906 EUR
Retailer 3€985 EUR
Retailer 14€1,064 EUR
Retailer 2€1,099 EUR
Retailer 12€1,263 EUR
Retailer 16€1,755 EUR
Retailer 9€2,142 EUR
Retailer 4€2,221 EUR
Retailer 13€2,271 EUR
Retailer 6€2,316 EUR
Retailer 15€2,327 EUR
Retailer 11€2,910 EUR
Brilliant Earth€4,869 EUR

43 data points across 17 retailers

26 retailers€663 EUR to €2,910 EUR

Retailer 1
-
€593 EUR
$662 USD
Price last confirmed 21 days ago
Retailer 2
-
€644 EUR
$720 USD
View
Price last confirmed 18 days ago
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 19 days ago
Retailer 6
-
€687 EUR
$768 USD
View
Price last confirmed 29 days ago
Retailer 7
-
€687 EUR
$768 USD
View
Price last confirmed 14 days ago
A
Retailer 8
-
€846 EUR
$945 USD
View
B+
Retailer 9
-
€906 EUR
$1,012 USD
View
B+
Retailer 10
-
€985 EUR
$1,100 USD
View
B+
Retailer 11
-
€1,045 EUR
$1,168 USD
View
B+
Retailer 12
-
€1,064 EUR
A$1,828 AUD
View
B+
Retailer 13
-
€1,099 EUR
£967 GBP
View
B+
Retailer 14
-
€1,263 EUR
ZAR 22,799 ZAR
View
B
Retailer 15
-
€1,755 EUR
$1,961 USD
View
Retailer 16
-
€1,932 EUR
$2,159 USD
View
Price last confirmed 24 days ago
B
Retailer 17
-
€2,142 EUR
£1,884 GBP
View
B+
Retailer 18
-
€2,221 EUR
$2,481 USD
View
B
Retailer 19
-
€2,271 EUR
View
B
Retailer 20
-
€2,316 EUR
SGD 3,497 SGD
View
Retailer 21
-
€2,327 EUR
$2,600 USD
View
Price last confirmed 10 days ago
B
Retailer 22
-
€2,344 EUR
$2,619 USD
View
B
Retailer 23
-
€2,371 EUR
$2,649 USD
View
B
Retailer 24
-
€2,388 EUR
$2,668 USD
View
B
Retailer 25
-
€2,910 EUR
£2,560 GBP
View
Most Expensive
Brilliant Earth
16334558A · Oct 29
€4,869 EUR
$5,440 USD
View
Price under review
25 more retailers have this diamond
Prices start from €663 EURSave up to €2,247 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
€663 EUR