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Round|Lab Grown|IGI

1.55ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG811619501

Shape and cutting style on the report: Round brilliant

Certificate IGI LG811619501

Diamond specifications and retailer prices

From €434 EUR
$485 USD
As of October 29, 2026
Save €1,822 EUR (81%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €2,256 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.55ct lab-grown round diamond

This 1.55ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG811619501 or 811619501. Listed at 22 retailers as of October 29, 2026, with prices from €434 to €2,256, a €1,822 spread on the same certified stone. MOH London lists it at €2,256. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811619501
Dimensions7.42 × 7.39 × 4.56 mm
L/W Ratio1.00
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
7.42 mm7.39 mm1.55 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811619501
Side View
Table 58.0%Crown 35.5°Girdle: MediumPavilion 40.7°Culet: NoneDepth 61.7%

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: €2,256 EUR|Low: €416 EUR|High: €2,766 EUR|Avg: €1,099 EUR|-0.6%
MOH London
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 17€434 EUR
Retailer 10€485 EUR
Retailer 15€486 EUR
Retailer 3€538 EUR
Retailer 4€538 EUR
Retailer 7€718 EUR
Retailer 14€721 EUR
Retailer 9€748 EUR
Retailer 16€813 EUR
Retailer 2€884 EUR
Retailer 11€891 EUR
Retailer 13€924 EUR
Retailer 5€1,249 EUR
Retailer 8€1,697 EUR
Retailer 18€1,728 EUR
Retailer 6€1,864 EUR
Retailer 12€2,238 EUR
MOH London€2,256 EUR

44 data points across 18 retailers

22 retailers€434 EUR to €2,256 EUR

A
Cheapest Retailer
-
€434 EUR
$485 USD
A
Retailer 2
-
€485 EUR
$542 USD
View
Final sale: no returns
A
Retailer 3
-
€486 EUR
$543 USD
View
A
Retailer 4
-
€538 EUR
$601 USD
View
Retailer 5
-
€538 EUR
$601 USD
View
Price last confirmed 15 days ago
A
Retailer 6
-
€718 EUR
$802 USD
View
A
Retailer 7
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€721 EUR
$805 USD
View
A
Retailer 8
-
€748 EUR
$836 USD
View
A
Retailer 9
-
€813 EUR
A$1,398 AUD
View
A
Retailer 10
-
€874 EUR
$976 USD
View
A
Retailer 11
-
€884 EUR
View
A
Retailer 12
-
€891 EUR
£784 GBP
View
A
Retailer 13
-
€924 EUR
ZAR 16,680 ZAR
View
B+
Retailer 14
-
€1,249 EUR
$1,395 USD
View
B
Retailer 15
-
€1,697 EUR
SGD 2,562 SGD
View
B
Retailer 16
-
€1,728 EUR
$1,931 USD
View
B
Retailer 17
-
€1,754 EUR
$1,959 USD
View
B
Retailer 18
-
€1,864 EUR
$2,083 USD
View
B
Retailer 19
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€1,881 EUR
$2,101 USD
View
B
Retailer 20
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€2,012 EUR
$2,248 USD
View
B
Retailer 21
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€2,238 EUR
$2,500 USD
View
Most Expensive
B
MOH London
LG811619501 · Oct 29
€2,256 EUR
£1,985 GBP
View
21 more retailers have this diamond
Prices start from €434 EURSave up to €1,822 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 Round
€434 EUR