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Radiant|Lab Grown|IGI

1.64ct E VVS1 Radiant Lab Grown Diamond

EX • E/VVS1 • IGI LG754558421

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG754558421

Diamond specifications and retailer prices

From £1,440 GBP
$1,930 USD
As of October 31, 2026
1 retailer carries this diamond
Only listing: £1,440 GBP at Brilliant Earth
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Brilliant Earth

About this 1.64ct lab-grown radiant diamond

This 1.64ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG754558421 or 754558421. Listed at a single retailer as of October 31, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.64
Carat
E
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754558421
Dimensions8.33 × 5.76 × 3.83 mm
L/W Ratio1.45
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.33 mm5.76 mm1.64 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754558421
Side View
Table 67.0%Crown 45°Girdle: MediumPavilion 34.7°Culet: NoneDepth 66.5%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 31
Current: £1,440 GBP|Low: £322 GBP|High: £1,613 GBP|Avg: £750 GBP|-10.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 4£322 GBP
Retailer 11£358 GBP
Retailer 5£393 GBP
Retailer 8£468 GBP
Retailer 9£478 GBP
Retailer 7£584 GBP
Retailer 3£586 GBP
Retailer 6£902 GBP
Retailer 10£1,024 GBP
Brilliant Earth£1,440 GBP
Retailer 2£1,613 GBP

2 data points across 11 retailers

1 retailer

B
Brilliant Earth
17545649B · Oct 31
£1,440 GBP
$1,930 USD
View

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B
1.64ct Radiant
£1,440 GBP