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Radiant|Lab Grown|IGI

1.81ct H VS2 Radiant Lab Grown Diamond

ID • H/VS2 • IGI LG523263375

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

Certificate IGI LG523263375

Diamond specifications and retailer prices

From £881 GBP
$1,180 USD
As of October 30, 2026
Save £2,350 GBP (73%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £4,871 GBP at MOH London · As of October 27, 2026
View at MOH London

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 H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG523263375 or 523263375. Listed at 13 retailers as of October 29, 2026, with a 267% 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

1.81
Carat
H
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.1°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG523263375
Dimensions8.35 × 6.06 × 4.13 mm
L/W Ratio1.38
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
8.35 mm6.06 mm1.81 ctH / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG523263375
Side View
Table 67.5%Crown 46.1°Girdle: ThickPavilion 34.7°Culet: NoneDepth 68.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £4,871 GBP|Low: £881 GBP|High: £4,930 GBP|Avg: £2,754 GBP|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 2£881 GBP
Retailer 7£1,469 GBP
Retailer 10£1,645 GBP
Retailer 8£1,703 GBP
Retailer 5£1,791 GBP
Retailer 12£1,829 GBP
Retailer 3£2,180 GBP
Retailer 9£2,667 GBP
Retailer 6£2,797 GBP
Retailer 11£3,230 GBP
Retailer 13£4,606 GBP
MOH London£4,871 GBP
Retailer 4£4,877 GBP

15 data points across 13 retailers

13 retailers£881 GBP to £3,230 GBP

B+
Cheapest Retailer
-
£881 GBP
$1,180 USD
B
Retailer 2
-
£1,469 GBP
$1,968 USD
View
B
Retailer 3
-
£1,598 GBP
$2,141 USD
View
B
Retailer 4
-
£1,645 GBP
$2,204 USD
View
Final sale: no returns
Retailer 5
-
£1,703 GBP
$2,282 USD
View
Price last confirmed 20 days ago
B
Retailer 6
-
£1,703 GBP
$2,282 USD
View
B
Retailer 7
-
£1,829 GBP
$2,450 USD
View
B
Retailer 8
-
£2,341 GBP
$3,137 USD
View
B
Retailer 9
-
£2,667 GBP
$3,573 USD
View
B
Retailer 10
-
£2,797 GBP
$3,748 USD
View
B
Retailer 11
-
£3,230 GBP
View
Retailer 12
-
£4,606 GBP
$6,171 USD
View
Price under review
Most Expensive
MOH London
LG523263375 · Oct 27
£4,871 GBP
View
Price under review
12 more retailers have this diamond
Prices start from £881 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.

B+
1.81ct Radiant
£881 GBP