Radiant|Lab Grown|IGI

1.00ct J VS2 Radiant Lab Grown Diamond

ID • J/VS2 • IGI LG407981511

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

Certificate IGI LG407981511

Diamond specifications and retailer prices

From $994 USD
As of October 30, 2026
Save $2,921 USD (75%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $3,915 USD at MOH London · As of October 27, 2026
View at MOH London

About this 1ct lab-grown radiant diamond

This 1ct lab-grown radiant sits in the classic one-carat band, graded J colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG407981511 or 407981511. Listed at 9 retailers as of October 27, 2026, with prices from $994 to $3,915, a $2,921 spread on the same certified stone. MOH London lists it at $3,915. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
J
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle45.6°
Pavilion angle31.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG407981511
Dimensions6.17 × 5.00 × 3.44 mm
L/W Ratio1.23
Culet sizePointed
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
6.17 mm5.00 mm1.00 ctJ / VS2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG407981511
Side View
Table 66.5%Crown 45.6°Girdle: ThickPavilion 31.5°Culet: NoneDepth 68.8%

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: $3,915 USD|Low: $1,330 USD|High: $3,957 USD|Avg: $2,310 USD|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 27, 2026
Retailer 2$1,330 USD
Retailer 5$1,660 USD
Retailer 4$1,842 USD
Retailer 3$2,485 USD
Retailer 6$2,581 USD
MOH London$3,915 USD

13 data points across 6 retailers

9 retailers$994 USD to $3,915 USD

B+
Cheapest Retailer
-
$994 USD
B+
Retailer 2
-
$1,081 USD
View
B
Retailer 3
-
$1,153 USD
View
Retailer 4
-
$1,153 USD
View
Price last confirmed 14 days ago
B
Retailer 5
-
$1,330 USD
View
B
Retailer 6
-
$1,842 USD
View
B
Retailer 7
-
$2,161 USD
View
B
Retailer 8
-
$2,485 USD
View
Most Expensive
B
MOH London
LG407981511 · Oct 27
$3,915 USD
£3,083 GBP
View
8 more retailers have this diamond
Prices start from $994 USDSave up to $2,921 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+
1.00ct Radiant
$994 USD