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Marquise|Lab Grown|IGI

1.55ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG788617266

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG788617266

Diamond specifications and retailer prices

From €828 EUR
A$1,428 AUD
As of November 3, 2026
4 retailers carry this diamond
Most expensive: €2,174 EUR at Novita Diamonds · As of July 4, 2026
View at Novita 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG788617266 or 788617266. Listed at 4 retailers as of November 3, 2026. 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
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788617266
Dimensions12.12 × 6.06 mm
L/W Ratio2.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.12 mm6.06 mm1.55 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788617266
Side View
Table 58.0%Crown 36.7°Girdle: MediumPavilion 37.8°Culet: NoneDepth 60.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 3
Current: €828 EUR|Low: €317 EUR|High: €2,826 EUR|Avg: €1,269 EUR
Retailer 1
Retailer 2
Retailer 3
Retailer 4
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Retailer 11
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Retailer 19
October 21, 2026
Retailer 2€317 EUR
Retailer 14€472 EUR
Retailer 7€593 EUR
Retailer 11€754 EUR
Retailer 19€790 EUR
Retailer 9€814 EUR
Retailer 13€825 EUR
Retailer 1€828 EUR
Retailer 12€885 EUR
Retailer 17€918 EUR
Retailer 6€1,008 EUR
Retailer 4€1,260 EUR
Retailer 3€1,781 EUR
Retailer 8€1,902 EUR
Retailer 5€2,024 EUR
Retailer 16€2,067 EUR
Retailer 10€2,185 EUR
Retailer 15€2,282 EUR
Retailer 18€2,826 EUR

8 data points across 19 retailers

4 retailers

Retailer 1
-
€593 EUR
HK$5,200 HKD
Price last confirmed 59 days ago
A
Retailer 2
-
€828 EUR
A$1,428 AUD
View
Retailer 3
-
€2,024 EUR
$2,270 USD
View
Price last confirmed 54 days ago
Most Expensive
Novita Diamonds
cert_788617266 · Jul 4
€2,174 EUR
A$3,751 AUD
View
Price last confirmed 122 days ago
3 more retailers have this diamond
Prices start from €828 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
€828 EUR