Marquise|Lab Grown|IGI

0.45ct E VVS1 Marquise Lab Grown Diamond

EX • E/VVS1 • IGI LG844679491

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG844679491

Diamond specifications and retailer prices

From £82 GBP
$109 USD
As of October 27, 2026
Save £288 GBP (78%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £852 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 0.45ct lab-grown marquise diamond

This 0.45ct lab-grown marquise sits in the sub-half-carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG844679491 or 844679491. Listed at 21 retailers as of October 27, 2026, with a 351% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.45
Carat
E
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844679491
Dimensions7.71 × 3.98 × 2.52 mm
L/W Ratio1.94
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.71 mm3.98 mm0.45 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844679491
Side View
Table 63.0%Crown 35.9°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 63.3%

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 27
Current: £852 GBP|Low: £82 GBP|High: £852 GBP|Avg: £262 GBP
MOH London
Retailer 2
Retailer 3
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Retailer 12
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Retailer 20
October 29, 2026
Retailer 18£82 GBP
Retailer 19£92 GBP
Retailer 17£95 GBP
Retailer 4£108 GBP
Retailer 16£108 GBP
Retailer 10£158 GBP
Retailer 5£177 GBP
Retailer 7£183 GBP
Retailer 14£183 GBP
Retailer 2£202 GBP
Retailer 11£208 GBP
Retailer 13£245 GBP
Retailer 15£264 GBP
Retailer 8£270 GBP
Retailer 3£274 GBP
Retailer 6£292 GBP
Retailer 20£326 GBP
Retailer 9£345 GBP
Retailer 12£369 GBP
MOH London£852 GBP

14 data points across 20 retailers

21 retailers£82 GBP to £369 GBP

A
Cheapest Retailer
-
£82 GBP
$109 USD
A
Retailer 2
-
£92 GBP
$122 USD
View
Final sale: no returns
A
Retailer 3
-
£95 GBP
$126 USD
View
A
Retailer 4
-
£108 GBP
$144 USD
View
A
Retailer 5
-
£108 GBP
$144 USD
View
A
Retailer 6
-
£158 GBP
$210 USD
View
A
Retailer 7
-
£177 GBP
$236 USD
View
A
Retailer 8
-
£183 GBP
€232 EUR
View
A
Retailer 9
-
£183 GBP
ZAR 3,941 ZAR
View
B+
Retailer 10
-
£202 GBP
View
B+
Retailer 11
-
£208 GBP
$277 USD
View
B+
Retailer 12
-
£245 GBP
View
B+
Retailer 13
-
£264 GBP
A$540 AUD
View
Retailer 14
-
£270 GBP
$360 USD
View
Price last confirmed 11 days ago
B+
Retailer 15
-
£274 GBP
A$561 AUD
View
B+
Retailer 16
-
£278 GBP
$370 USD
View
B+
Retailer 17
-
£292 GBP
CA$540 CAD
View
B
Retailer 18
-
£326 GBP
$434 USD
View
B
Retailer 19
-
£345 GBP
$459 USD
View
B
Retailer 20
-
£369 GBP
$492 USD
View
Most Expensive
MOH London
LG844679491 · Oct 29
£852 GBP
View
Price under review
20 more retailers have this diamond
Prices start from £82 GBPSave up to £288 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.

A
0.45ct Marquise
£82 GBP