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Marquise|Lab Grown|IGI

1.55ct E FL Marquise Lab Grown Diamond

ID • E/FL • IGI LG768632055

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG768632055

Diamond specifications and retailer prices

From €586 EUR
$655 USD
As of October 30, 2026
Save €4,623 EUR (89%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €5,209 EUR at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 1.55ct lab-grown marquise diamond

This 1.55ct lab-grown marquise 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 LG768632055 or 768632055. Listed at 15 retailers as of October 30, 2026, with prices from €586 to €5,209, a €4,623 spread on the same certified stone. Do Amore Diamonds lists it at €5,209. 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 angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768632055
Dimensions12.06 × 5.82 × 3.79 mm
L/W Ratio2.07
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
12.06 mm5.82 mm1.55 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768632055
Side View
Table 61.0%Crown 35.5°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 65.1%

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 30
Current: €5,209 EUR|Low: €586 EUR|High: €6,919 EUR|Avg: €2,017 EUR|-24.7%
Do Amore Diamonds
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
October 31, 2026
Retailer 11€586 EUR
Retailer 4€637 EUR
Retailer 13€819 EUR
Retailer 2€841 EUR
Retailer 6€841 EUR
Retailer 7€874 EUR
Retailer 12€1,109 EUR
Retailer 9€1,264 EUR
Retailer 14€1,736 EUR
Retailer 3€2,013 EUR
Retailer 15€2,110 EUR
Retailer 5€2,954 EUR
Retailer 10€2,964 EUR
Retailer 8€3,061 EUR
Do Amore Diamonds€5,209 EUR

33 data points across 15 retailers

15 retailers€586 EUR to €5,209 EUR

A
Cheapest Retailer
-
€586 EUR
$655 USD
A
Retailer 2
-
€637 EUR
$712 USD
View
A
Retailer 3
-
€819 EUR
$915 USD
View
A
Retailer 4
-
€841 EUR
$940 USD
View
A
Retailer 5
-
€841 EUR
$940 USD
View
A
Retailer 6
-
€874 EUR
$976 USD
View
Final sale: no returns
A
Retailer 7
-
€1,109 EUR
$1,239 USD
View
A
Retailer 8
-
€1,264 EUR
View
B+
Retailer 9
-
€1,736 EUR
$1,940 USD
View
B+
Retailer 10
-
€2,013 EUR
$2,248 USD
View
B+
Retailer 11
-
€2,110 EUR
$2,357 USD
View
B+
Retailer 12
-
€2,954 EUR
$3,300 USD
View
B+
Retailer 13
-
€2,964 EUR
£2,607 GBP
View
B+
Retailer 14
-
€3,061 EUR
$3,420 USD
View
Most Expensive
B
Do Amore Diamonds
27-6E3AFA786 · Oct 30
€5,209 EUR
$5,820 USD
View
14 more retailers have this diamond
Prices start from €586 EURSave up to €4,623 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 Marquise
€586 EUR