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Marquise|Lab Grown|IGI

1.55ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG840635857

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG840635857

Diamond specifications and retailer prices

From €226 EUR
As of November 4, 2026
Save €1,003 EUR (82%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €1,229 EUR at With Clarity · As of November 5, 2026
View at With Clarity

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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG840635857 or 840635857. Listed at 14 retailers as of November 4, 2026, with prices from €226 to €1,229, a €1,003 spread on the same certified stone. With Clarity lists it at €1,229. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840635857
Dimensions12.44 × 5.97 × 3.60 mm
L/W Ratio2.08
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.44 mm5.97 mm1.55 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840635857
Side View
Table 61.0%Crown 34.5°Girdle: THN-MEDPavilion 40.7°Culet: NoneDepth 60.3%

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: Nov 4
Current: €1,024 EUR|Low: €226 EUR|High: €1,279 EUR|Avg: €765 EUR|-10.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
With Clarity
November 5, 2026
Retailer 7€226 EUR
Retailer 10€263 EUR
Retailer 6€328 EUR
Retailer 3€471 EUR
Retailer 4€588 EUR
Retailer 12€590 EUR
Retailer 2€617 EUR
Retailer 11€670 EUR
Retailer 9€864 EUR
Retailer 8€904 EUR
Retailer 1€1,024 EUR
Retailer 13€1,148 EUR
Retailer 5€1,202 EUR
With Clarity€1,229 EUR

31 data points across 14 retailers

14 retailers€226 EUR to €1,229 EUR

A
Cheapest Retailer
-
€226 EUR
A
Retailer 2
-
€263 EUR
View
A
Retailer 3
-
€328 EUR
View
Retailer 4
-
€471 EUR
View
Price last confirmed 11 days ago
B+
Retailer 5
-
€588 EUR
View
B+
Retailer 6
-
€590 EUR
View
B+
Retailer 7
-
€617 EUR
View
B+
Retailer 8
-
€670 EUR
View
B+
Retailer 9
-
€864 EUR
View
B+
Retailer 10
-
€904 EUR
View
B
Retailer 11
-
€1,024 EUR
View
B
Retailer 12
-
€1,148 EUR
View
Retailer 13
-
€1,202 EUR
View
Price last confirmed 24 days ago
Most Expensive
B
With Clarity
840635857 · Nov 5
€1,229 EUR
$1,385 USD
View
13 more retailers have this diamond
Prices start from €226 EURSave up to €1,003 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
€226 EUR