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Marquise|Lab Grown|IGI

1.07ct E SI1 Marquise Lab Grown Diamond

ID • E/SI1 • IGI LG783628988

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG783628988

Diamond specifications and retailer prices

From €231 EUR
$258 USD
As of October 30, 2026
Save €721 EUR (76%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €951 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 1.07ct lab-grown marquise diamond

This 1.07ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG783628988 or 783628988. Listed at 7 retailers as of October 30, 2026, with prices from €231 to €951, a €721 spread on the same certified stone. MOH London lists it at €951. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.07
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG783628988
Dimensions11.05 × 5.44 × 3.26 mm
L/W Ratio2.03
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.05 mm5.44 mm1.07 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG783628988
Side View
Table 57.0%Crown 34.1°Girdle: MediumPavilion 38.6°Culet: NoneDepth 59.9%

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: €951 EUR|Low: €231 EUR|High: €4,118 EUR|Avg: €929 EUR|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 7€231 EUR
Retailer 6€289 EUR
Retailer 4€430 EUR
Retailer 2€439 EUR
Retailer 5€485 EUR
Retailer 3€499 EUR
MOH London€951 EUR
Retailer 8€4,118 EUR

40 data points across 8 retailers

7 retailers€231 EUR to €951 EUR

A
Cheapest Retailer
-
€231 EUR
$258 USD
A
Retailer 2
-
€289 EUR
$323 USD
View
B+
Retailer 3
-
€430 EUR
$480 USD
View
B+
Retailer 4
-
€439 EUR
£386 GBP
View
Retailer 5
-
€485 EUR
$541 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
€499 EUR
A$858 AUD
View
Most Expensive
B
MOH London
LG783628988 · Nov 1
€951 EUR
£837 GBP
View
6 more retailers have this diamond
Prices start from €231 EURSave up to €721 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
1.07ct Marquise
€231 EUR