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Marquise|Lab Grown|IGI

0.77ct E SI1 Marquise Lab Grown Diamond

ID • E/SI1 • IGI LG651490565

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG651490565

Diamond specifications and retailer prices

From €101 EUR
$113 USD
As of October 30, 2026
Save €954 EUR (90%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €1,055 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 0.77ct lab-grown marquise diamond

This 0.77ct lab-grown marquise sits in the just-under-one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG651490565 or 651490565. Listed at 11 retailers as of October 29, 2026, with prices from €101 to €1,055, a €954 spread on the same certified stone. MOH London lists it at €1,055. 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

0.77
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG651490565
Dimensions9.19 × 4.79 × 3.01 mm
L/W Ratio1.92
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.19 mm4.79 mm0.77 ctE / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG651490565
Side View
Table 53.0%Crown 35.1°Girdle: STK-THKPavilion 39°Culet: NoneDepth 62.8%

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: €1,055 EUR|Low: €101 EUR|High: €1,055 EUR|Avg: €314 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
October 31, 2026
Retailer 10€101 EUR
Retailer 14€117 EUR
Retailer 11€133 EUR
Retailer 3€149 EUR
Retailer 15€152 EUR
Retailer 5€202 EUR
Retailer 16€248 EUR
Retailer 2€252 EUR
Retailer 4€274 EUR
Retailer 7€320 EUR
Retailer 12€340 EUR
Retailer 13€404 EUR
Retailer 8€439 EUR
Retailer 9€450 EUR
Retailer 6€531 EUR
MOH London€1,055 EUR

4 data points across 16 retailers

11 retailers€101 EUR to €1,055 EUR

A
Cheapest Retailer
-
€101 EUR
$113 USD
A
Retailer 2
-
€117 EUR
$131 USD
View
A
Retailer 3
-
€133 EUR
$149 USD
View
A
Retailer 4
-
€149 EUR
HK$1,300 HKD
View
B+
Retailer 5
-
€248 EUR
$277 USD
View
B+
Retailer 6
-
€252 EUR
£222 GBP
View
B+
Retailer 7
-
€274 EUR
£241 GBP
View
B
Retailer 8
-
€340 EUR
$380 USD
View
B
Retailer 9
-
€404 EUR
$451 USD
View
B
Retailer 10
-
€450 EUR
$503 USD
View
Most Expensive
B
MOH London
LG651490565 · Oct 29
€1,055 EUR
£928 GBP
View
10 more retailers have this diamond
Prices start from €101 EURSave up to €954 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
0.77ct Marquise
€101 EUR