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Radiant|Lab Grown|IGI

1.81ct F VVS2 Radiant Lab Grown Diamond

ID • F/VVS2 • IGI LG647413170

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

Certificate IGI LG647413170

Diamond specifications and retailer prices

From £208 GBP
$279 USD
As of November 2, 2026
Save £1,685 GBP (89%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £1,893 GBP at Brilliant Earth · As of October 31, 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 F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG647413170 or 647413170. Listed at 23 retailers as of October 31, 2026, with prices from £208 to £1,893, a £1,685 spread on the same certified stone. Brilliant Earth lists it at £1,893. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.81
Carat
F
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.3°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG647413170
Dimensions6.00 × 6.00 × 4.01 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.00 mm6.00 mm1.81 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG647413170
Side View
Table 64.0%Crown 45.3°Girdle: MediumPavilion 34.6°Culet: NoneDepth 66.8%

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: Nov 2
Current: £1,893 GBP|Low: £200 GBP|High: £1,997 GBP|Avg: £565 GBP|-5.2%
Brilliant Earth
Retailer 2
Retailer 3
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Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 17
Retailer 18
November 2, 2026
Retailer 3£208 GBP
Retailer 9£232 GBP
Retailer 7£241 GBP
Retailer 4£258 GBP
Retailer 8£258 GBP
Retailer 18£347 GBP
Retailer 15£376 GBP
Retailer 11£444 GBP
Retailer 2£454 GBP
Retailer 13£459 GBP
Retailer 10£461 GBP
Retailer 14£599 GBP
Retailer 17£641 GBP
Retailer 6£829 GBP
Retailer 5£991 GBP
Retailer 16£991 GBP
Retailer 12£1,033 GBP
Brilliant Earth£1,893 GBP

42 data points across 18 retailers

23 retailers£208 GBP to £1,893 GBP

A
Cheapest Retailer
-
£208 GBP
$279 USD
A
Retailer 2
-
£232 GBP
$312 USD
View
Final sale: no returns
A
Retailer 3
-
£241 GBP
$323 USD
View
Retailer 4
-
£258 GBP
$346 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
£258 GBP
$346 USD
View
B+
Retailer 6
-
£347 GBP
$465 USD
View
A
Retailer 7
-
£376 GBP
$505 USD
View
A
Retailer 8
-
£444 GBP
ZAR 9,632 ZAR
View
A
Retailer 9
-
£454 GBP
View
A
Retailer 10
-
£459 GBP
€587 EUR
View
A
Retailer 11
-
£461 GBP
$619 USD
View
A
Retailer 12
-
£543 GBP
$729 USD
View
Retailer 13
-
£598 GBP
A$1,235 AUD
View
Price last confirmed 36 days ago
A
Retailer 14
-
£599 GBP
A$1,237 AUD
View
B+
Retailer 15
-
£641 GBP
$860 USD
View
B+
Retailer 16
-
£808 GBP
View
B+
Retailer 17
-
£829 GBP
$1,112 USD
View
B+
Retailer 18
-
£866 GBP
$1,162 USD
View
B
Retailer 19
-
£991 GBP
$1,330 USD
View
B
Retailer 20
-
£991 GBP
$1,330 USD
View
B+
Retailer 21
-
£1,033 GBP
View
Retailer 22
-
£1,050 GBP
$1,409 USD
View
Price last confirmed 84 days ago
Most Expensive
B
Brilliant Earth
21312093A · Oct 31
£1,893 GBP
$2,540 USD
View
22 more retailers have this diamond
Prices start from £208 GBPSave up to £1,685 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
£208 GBP