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 $1,180 USD
As of October 30, 2026
Save $3,148 USD (73%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $6,527 USD 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
Color
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: $6,527 USD|Low: $1,180 USD|High: $6,605 USD|Avg: $3,690 USD|+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$1,180 USD
Retailer 7$1,968 USD
Retailer 10$2,204 USD
Retailer 8$2,282 USD
Retailer 5$2,399 USD
Retailer 12$2,450 USD
Retailer 3$2,921 USD
Retailer 9$3,573 USD
Retailer 6$3,748 USD
Retailer 11$4,328 USD
Retailer 13$6,171 USD
MOH London$6,527 USD
Retailer 4$6,534 USD

15 data points across 13 retailers

13 retailers$1,180 USD to $4,328 USD

B+
Cheapest Retailer
-
$1,180 USD
B
Retailer 2
-
$1,968 USD
View
B
Retailer 3
-
$2,141 USD
View
B
Retailer 4
-
$2,204 USD
View
Final sale: no returns
Retailer 5
-
$2,282 USD
View
Price last confirmed 19 days ago
B
Retailer 6
-
$2,282 USD
View
B
Retailer 7
-
$2,450 USD
View
B
Retailer 8
-
$3,137 USD
View
B
Retailer 9
-
$3,573 USD
View
B
Retailer 10
-
$3,748 USD
View
B
Retailer 11
-
$4,328 USD
£3,408 GBP
View
Retailer 12
-
$6,171 USD
View
Price under review
Most Expensive
MOH London
LG523263375 · Oct 27
$6,527 USD
£5,139 GBP
View
Price under review
12 more retailers have this diamond
Prices start from $1,180 USDSave up to $3,148 USD

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
$1,180 USD