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Marquise|Lab Grown|IGI

1.14ct E SI1 Marquise Lab Grown Diamond

ID • E/SI1 • IGI LG787616184

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG787616184

Diamond specifications and retailer prices

From €133 EUR
$149 USD
As of October 30, 2026
Save €642 EUR (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €775 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.14ct lab-grown marquise diamond

This 1.14ct 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 LG787616184 or 787616184. Listed at 18 retailers as of October 29, 2026, with prices from €133 to €775, a €642 spread on the same certified stone. MOH London lists it at €775. 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

1.14
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787616184
Dimensions10.41 × 5.54 × 3.45 mm
L/W Ratio1.88
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.41 mm5.54 mm1.14 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787616184
Side View
Table 62.0%Crown 35.2°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €775 EUR|Low: €128 EUR|High: €904 EUR|Avg: €358 EUR|-0.6%
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
November 1, 2026
Retailer 12€133 EUR
Retailer 5€149 EUR
Retailer 4€154 EUR
Retailer 13€165 EUR
Retailer 2€214 EUR
Retailer 6€286 EUR
Retailer 10€289 EUR
Retailer 9€321 EUR
Retailer 7€412 EUR
Retailer 11€420 EUR
Retailer 3€530 EUR
Retailer 8€600 EUR
MOH London€775 EUR

36 data points across 13 retailers

18 retailers€133 EUR to €775 EUR

A
Cheapest Retailer
-
€133 EUR
$149 USD
A
Retailer 2
-
€149 EUR
$166 USD
View
Final sale: no returns
A
Retailer 3
-
€154 EUR
$172 USD
View
A
Retailer 4
-
€165 EUR
$184 USD
View
Retailer 5
-
€165 EUR
$184 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
€214 EUR
£188 GBP
View
B+
Retailer 7
-
€224 EUR
$250 USD
View
A
Retailer 8
-
€286 EUR
£251 GBP
View
A
Retailer 9
-
€289 EUR
View
A
Retailer 10
-
€316 EUR
$353 USD
View
A
Retailer 11
-
€321 EUR
£283 GBP
View
B+
Retailer 12
-
€388 EUR
$433 USD
View
B+
Retailer 13
-
€412 EUR
A$708 AUD
View
B+
Retailer 14
-
€420 EUR
$469 USD
View
B
Retailer 15
-
€530 EUR
$592 USD
View
Retailer 16
-
€544 EUR
$607 USD
View
Price last confirmed 83 days ago
B
Retailer 17
-
€600 EUR
$670 USD
View
Most Expensive
B
MOH London
LG787616184 · Oct 29
€775 EUR
£682 GBP
View
17 more retailers have this diamond
Prices start from €133 EURSave up to €642 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
1.14ct Marquise
€133 EUR