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Cushion|Lab Grown|IGI

0.45ct E VS1 Cushion Lab Grown Diamond

ID • E/VS1 • IGI LG770662000

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG770662000

Diamond specifications and retailer prices

From £134 GBP
$178 USD
As of October 28, 2026
Save £226 GBP (63%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £821 GBP at MOH London · As of October 25, 2026
View at MOH London

About this 0.45ct lab-grown cushion diamond

This 0.45ct lab-grown cushion sits in the sub-half-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG770662000 or 770662000. Listed at 8 retailers as of October 28, 2026, with a 169% 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.5°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770662000
Dimensions4.69 × 4.46 × 2.82 mm
L/W Ratio1.05
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
4.69 mm4.46 mm0.45 ctE / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG770662000
Side View
Table 67.0%Crown 35.5°Girdle: MED-THKPavilion 38.1°Culet: NoneDepth 63.2%

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 28
Current: £821 GBP|Low: £134 GBP|High: £830 GBP|Avg: £296 GBP|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 29, 2026
Retailer 7£134 GBP
Retailer 3£183 GBP
Retailer 2£193 GBP
Retailer 4£237 GBP
Retailer 5£263 GBP
Retailer 6£270 GBP
MOH London£821 GBP

40 data points across 7 retailers

8 retailers£134 GBP to £359 GBP

A
Cheapest Retailer
-
£134 GBP
$178 USD
A
Retailer 2
-
£183 GBP
€232 EUR
View
A
Retailer 3
-
£193 GBP
View
B+
Retailer 4
-
£237 GBP
View
B+
Retailer 5
-
£263 GBP
$350 USD
View
B+
Retailer 6
-
£270 GBP
$359 USD
View
B
Retailer 7
-
£359 GBP
$479 USD
View
Most Expensive
B
MOH London
LG770662000 · Oct 25
£821 GBP
View
Price under review
7 more retailers have this diamond
Prices start from £134 GBPSave up to £226 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 Cushion
£134 GBP