Marquise|Lab Grown|IGI

0.91ct E VVS1 Marquise Lab Grown Diamond

EX • E/VVS1 • IGI LG821688125

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG821688125

Diamond specifications and retailer prices

From £455 GBP
A$938 AUD
As of October 31, 2026
17 retailers carry this diamond
Most expensive: £821 GBP at MOH London · As of October 12, 2026
View at MOH London

About this 0.91ct lab-grown marquise diamond

This 0.91ct lab-grown marquise sits in the just-under-one-carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG821688125 or 821688125. Listed at 17 retailers as of October 31, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.91
Carat
E
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821688125
Dimensions9.89 × 5.04 × 3.16 mm
L/W Ratio1.96
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.89 mm5.04 mm0.91 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821688125
Side View
Table 59.0%Crown 34.9°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.7%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 31
Current: £821 GBP|Low: £92 GBP|High: £948 GBP|Avg: £468 GBP|+21.8%
MOH London
Retailer 2
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October 31, 2026
Retailer 21£141 GBP
Retailer 5£215 GBP
Retailer 17£235 GBP
Retailer 3£285 GBP
Retailer 16£308 GBP
Retailer 6£314 GBP
Retailer 18£335 GBP
Retailer 7£347 GBP
Retailer 12£355 GBP
Retailer 2£455 GBP
Retailer 14£457 GBP
Retailer 22£476 GBP
Retailer 13£483 GBP
Retailer 15£543 GBP
Retailer 8£563 GBP
Retailer 10£566 GBP
Retailer 4£687 GBP
Retailer 11£753 GBP
Retailer 20£776 GBP
Retailer 9£820 GBP
MOH London£821 GBP
Retailer 19£948 GBP

19 data points across 22 retailers

17 retailers

Retailer 1
-
£127 GBP
$170 USD
Price last confirmed 23 days ago
Retailer 2
-
£157 GBP
$211 USD
View
Price last confirmed 22 days ago
Retailer 3
-
£157 GBP
$211 USD
View
Price last confirmed 19 days ago
Retailer 4
-
£235 GBP
$315 USD
View
Price last confirmed 19 days ago
Retailer 5
-
£308 GBP
View
Price last confirmed 19 days ago
Retailer 6
-
£314 GBP
ZAR 6,790 ZAR
View
Price last confirmed 23 days ago
Retailer 7
-
£335 GBP
View
Price last confirmed 19 days ago
Retailer 8
-
£347 GBP
$464 USD
View
Price last confirmed 23 days ago
Retailer 9
-
£353 GBP
A$727 AUD
View
Price last confirmed 73 days ago
B+
Retailer 10
-
£455 GBP
A$938 AUD
View
Retailer 11
-
£483 GBP
$647 USD
View
Price last confirmed 18 days ago
Retailer 12
-
£543 GBP
$728 USD
View
Price last confirmed 48 days ago
Retailer 13
-
£687 GBP
$920 USD
View
Price last confirmed 18 days ago
Retailer 14
-
£753 GBP
$1,009 USD
View
Price last confirmed 19 days ago
Retailer 15
-
£776 GBP
$1,040 USD
View
Price last confirmed 20 days ago
Retailer 16
-
£820 GBP
$1,099 USD
View
Price last confirmed 20 days ago
Most Expensive
MOH London
LG821688125 · Oct 12
£821 GBP
View
Price last confirmed 19 days ago
16 more retailers have this diamond
Prices start from £455 GBP

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.

B+
0.91ct Marquise
£455 GBP