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Radiant|Lab Grown|IGI

3.56ct E VS2 Radiant Lab Grown Diamond

E/VS2 • IGI LG811602983

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

Certificate IGI LG811602983

Diamond specifications and retailer prices

From £646 GBP
$860 USD
As of October 29, 2026
Save £2,350 GBP (78%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £2,996 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.56ct lab-grown radiant diamond

This 3.56ct lab-grown radiant sits in the three to five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included) and certified by IGI LG811602983 or 811602983. Listed at 7 retailers as of October 29, 2026, with prices from £646 to £2,996, a £2,350 spread on the same certified stone. Brilliant Earth lists it at £2,996. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.56
Carat
E
Colour
VS2
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.9°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811602983
Dimensions10.81 × 7.50 × 10.81 mm
L/W Ratio1.44
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.81 mm7.50 mm3.56 ctE / VS2
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811602983
Side View
Table 65.0%Crown 43.9°Girdle: MediumPavilion 38.5°Culet: NoneDepth 67.6%

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 29
Current: £2,996 GBP|Low: £646 GBP|High: £3,071 GBP|Avg: £1,661 GBP|-2.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 25, 2026
Retailer 4£646 GBP
Retailer 2£769 GBP
Retailer 7£860 GBP
Retailer 5£1,874 GBP
Retailer 3£2,039 GBP
Retailer 6£2,223 GBP
Brilliant Earth£2,996 GBP

14 data points across 7 retailers

7 retailers£646 GBP to £2,996 GBP

A
Cheapest Retailer
-
£646 GBP
$860 USD
A
Retailer 2
-
£769 GBP
HK$8,000 HKD
View
B+
Retailer 3
-
£860 GBP
$1,145 USD
View
Retailer 4
-
£1,874 GBP
A$3,839 AUD
View
Price last confirmed 21 days ago
Retailer 5
-
£2,039 GBP
$2,715 USD
View
Price last confirmed 8 days ago
B
Retailer 6
-
£2,223 GBP
SGD 4,000 SGD
View
Most Expensive
B
Brilliant Earth
20364671Y · Oct 29
£2,996 GBP
$3,990 USD
View
6 more retailers have this diamond
Prices start from £646 GBPSave up to £2,350 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
3.56ct Radiant
£646 GBP