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Radiant|Lab Grown|IGI

1.81ct E VS2 Radiant Lab Grown Diamond

ID • E/VS2 • IGI LG611371406

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

Certificate IGI LG611371406

Diamond specifications and retailer prices

From £172 GBP
$229 USD
As of October 27, 2026
Save £1,127 GBP (87%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £1,299 GBP at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.81ct lab-grown radiant diamond

This 1.81ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG611371406 or 611371406. Listed at 17 retailers as of October 27, 2026, with prices from £172 to £1,299, a £1,127 spread on the same certified stone. Brilliant Earth lists it at £1,299. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.81
Carat
E
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.8°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG611371406
Dimensions8.53 × 5.98 × 4.08 mm
L/W Ratio1.43
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.53 mm5.98 mm1.81 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG611371406
Side View
Table 65.0%Crown 44.8°Girdle: MediumPavilion 35.8°Culet: NoneDepth 68.2%

Caratlytics Score

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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 27
Current: £1,299 GBP|Low: £172 GBP|High: £1,412 GBP|Avg: £553 GBP|-8.0%
Brilliant Earth
Retailer 2
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Retailer 11
Retailer 12
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Retailer 18
October 29, 2026
Retailer 17£172 GBP
Retailer 12£200 GBP
Retailer 4£214 GBP
Retailer 8£214 GBP
Retailer 16£251 GBP
Retailer 5£363 GBP
Retailer 9£368 GBP
Retailer 14£394 GBP
Retailer 2£401 GBP
Retailer 3£469 GBP
Retailer 15£505 GBP
Retailer 18£687 GBP
Retailer 13£689 GBP
Retailer 7£726 GBP
Retailer 10£778 GBP
Retailer 11£857 GBP
Retailer 6£869 GBP
Brilliant Earth£1,299 GBP

39 data points across 18 retailers

17 retailers£172 GBP to £1,299 GBP

A
Cheapest Retailer
-
£172 GBP
$229 USD
A
Retailer 2
-
£200 GBP
$266 USD
View
A
Retailer 3
-
£214 GBP
$285 USD
View
A
Retailer 4
-
£214 GBP
$285 USD
View
A
Retailer 5
-
£251 GBP
View
Price last confirmed 12 days ago
B+
Retailer 6
-
£363 GBP
$484 USD
View
A
Retailer 7
-
£394 GBP
€500 EUR
View
A
Retailer 8
-
£401 GBP
View
A
Retailer 9
-
£469 GBP
$624 USD
View
A
Retailer 10
-
£505 GBP
$673 USD
View
B+
Retailer 11
-
£687 GBP
$915 USD
View
B+
Retailer 12
-
£689 GBP
$918 USD
View
B+
Retailer 13
-
£726 GBP
$967 USD
View
Price last confirmed 11 days ago
B+
Retailer 14
-
£765 GBP
View
B+
Retailer 15
-
£857 GBP
View
B+
Retailer 16
-
£869 GBP
$1,157 USD
View
Most Expensive
B
Brilliant Earth
8838768A · Oct 28
£1,299 GBP
$1,730 USD
View
16 more retailers have this diamond
Prices start from £172 GBPSave up to £1,127 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
1.81ct Radiant
£172 GBP