Radiant|Lab Grown|IGI

1.56ct E VVS2 Radiant Lab Grown Diamond

EX • E/VVS2 • IGI LG636445470

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

Certificate IGI LG636445470

Diamond specifications and retailer prices

From £198 GBP
$264 USD
As of October 27, 2026
Save £851 GBP (81%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £1,667 GBP at Brilliant Earth · As of October 10, 2026
View at Brilliant Earth

About this 1.56ct lab-grown radiant diamond

This 1.56ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG636445470 or 636445470. Listed at 24 retailers as of October 27, 2026, with a 429% 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

1.56
Carat
E
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG636445470
Dimensions8.08 × 5.69 × 3.87 mm
L/W Ratio1.42
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.08 mm5.69 mm1.56 ctE / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG636445470
Side View
Table 66.0%Crown 33.6°Girdle: MediumPavilion 35.2°Culet: NoneDepth 68.0%

Caratlytics Score

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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: £1,667 GBP|Low: £186 GBP|High: £1,667 GBP|Avg: £553 GBP
Brilliant Earth
Retailer 2
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Retailer 22
October 29, 2026
Retailer 22£198 GBP
Retailer 11£221 GBP
Retailer 19£230 GBP
Retailer 15£239 GBP
Retailer 4£246 GBP
Retailer 5£246 GBP
Retailer 17£364 GBP
Retailer 21£387 GBP
Retailer 12£409 GBP
Retailer 13£422 GBP
Retailer 9£442 GBP
Retailer 2£468 GBP
Retailer 7£500 GBP
Retailer 16£571 GBP
Retailer 20£754 GBP
Retailer 3£789 GBP
Retailer 10£828 GBP
Retailer 8£966 GBP
Retailer 18£989 GBP
Retailer 6£1,036 GBP
Retailer 14£1,049 GBP
Brilliant Earth£1,667 GBP

35 data points across 22 retailers

24 retailers£198 GBP to £1,049 GBP

A
Cheapest Retailer
-
£198 GBP
$264 USD
A
Retailer 2
-
£221 GBP
$294 USD
View
Final sale: no returns
A
Retailer 3
-
£230 GBP
$306 USD
View
A
Retailer 4
-
£239 GBP
View
Price last confirmed 21 days ago
A
Retailer 5
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£246 GBP
$327 USD
View
A
Retailer 6
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£246 GBP
$327 USD
View
A
Retailer 7
-
£364 GBP
$485 USD
View
A
Retailer 8
-
£387 GBP
€491 EUR
View
A
Retailer 9
-
£409 GBP
$544 USD
View
A
Retailer 10
-
£422 GBP
ZAR 9,074 ZAR
View
A
Retailer 11
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£442 GBP
$588 USD
View
B+
Retailer 12
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£468 GBP
View
A
Retailer 13
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£500 GBP
$666 USD
View
B+
Retailer 14
-
£571 GBP
A$1,170 AUD
View
B+
Retailer 15
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£732 GBP
View
B+
Retailer 16
-
£754 GBP
$1,004 USD
View
B+
Retailer 17
-
£789 GBP
$1,051 USD
View
B+
Retailer 18
-
£828 GBP
$1,102 USD
View
B
Retailer 19
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£873 GBP
$1,162 USD
View
Price last confirmed 81 days ago
B
Retailer 20
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£966 GBP
$1,286 USD
View
B
Retailer 21
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£989 GBP
View
B
Retailer 22
-
£1,036 GBP
$1,380 USD
View
B
Retailer 23
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£1,049 GBP
$1,397 USD
View
Most Expensive
B
Brilliant Earth
10501091A · Oct 10
£1,667 GBP
$2,220 USD
View
Price last confirmed 19 days ago
23 more retailers have this diamond
Prices start from £198 GBPSave up to £851 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
1.56ct Radiant
£198 GBP