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Marquise|Lab Grown|IGI

1.10ct E SI1 Marquise Lab Grown Diamond

ID • E/SI1 • IGI LG738522830

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG738522830

Diamond specifications and retailer prices

From €128 EUR
$143 USD
As of October 30, 2026
Save €619 EUR (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €747 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.1ct lab-grown marquise diamond

This 1.1ct 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 LG738522830 or 738522830. Listed at 14 retailers as of October 29, 2026, with prices from €128 to €747, a €619 spread on the same certified stone. MOH London lists it at €747. 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

1.10
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG738522830
Dimensions10.76 × 5.42 × 3.38 mm
L/W Ratio1.99
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.76 mm5.42 mm1.10 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG738522830
Side View
Table 59.0%Crown 36°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 62.4%

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: €747 EUR|Low: €128 EUR|High: €985 EUR|Avg: €401 EUR
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
November 1, 2026
Retailer 12€128 EUR
Retailer 17€149 EUR
Retailer 13€158 EUR
Retailer 5€183 EUR
Retailer 2€206 EUR
Retailer 10€273 EUR
Retailer 4€294 EUR
Retailer 16€297 EUR
Retailer 6€302 EUR
Retailer 7€331 EUR
Retailer 14€381 EUR
Retailer 15€510 EUR
Retailer 3€519 EUR
Retailer 11€540 EUR
MOH London€747 EUR
Retailer 8€801 EUR
Retailer 9€985 EUR

5 data points across 17 retailers

14 retailers€128 EUR to €747 EUR

A
Cheapest Retailer
-
€128 EUR
$143 USD
A
Retailer 2
-
€149 EUR
$166 USD
View
A
Retailer 3
-
€158 EUR
$177 USD
View
A
Retailer 4
-
€183 EUR
HK$1,600 HKD
View
A
Retailer 5
-
€206 EUR
£181 GBP
View
A
Retailer 6
-
€273 EUR
£240 GBP
View
B+
Retailer 7
-
€294 EUR
$328 USD
View
A
Retailer 8
-
€297 EUR
$332 USD
View
A
Retailer 9
-
€302 EUR
£265 GBP
View
B+
Retailer 10
-
€381 EUR
$426 USD
View
B+
Retailer 11
-
€510 EUR
$570 USD
View
B
Retailer 12
-
€519 EUR
$580 USD
View
B
Retailer 13
-
€540 EUR
$603 USD
View
Most Expensive
B
MOH London
LG738522830 · Oct 29
€747 EUR
£657 GBP
View
13 more retailers have this diamond
Prices start from €128 EURSave up to €619 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
1.10ct Marquise
€128 EUR