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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 $1,274 SGD
As of November 6, 2026
Save $3,725 SGD (75%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $4,998 SGD at MOH London · As of November 5, 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 November 5, 2026, with prices from $1,274 to $4,998, a $3,725 spread on the same certified stone. MOH London lists it at $4,998. 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
Colour
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: Nov 6
Current: $4,998 SGD|Low: $1,223 SGD|High: $5,072 SGD|Avg: $2,534 SGD|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 4$1,274 SGD
Retailer 8$1,385 SGD
Retailer 5$1,478 SGD
Retailer 2$1,705 SGD
Retailer 9$2,127 SGD
Retailer 6$2,361 SGD
Retailer 7$2,770 SGD
Retailer 3$3,185 SGD
Retailer 10$3,307 SGD
MOH London$4,998 SGD

17 data points across 10 retailers

9 retailers$1,274 SGD to $4,998 SGD

B+
Cheapest Retailer
-
$1,274 SGD
B+
Retailer 2
-
$1,385 SGD
View
B
Retailer 3
-
$1,478 SGD
View
Retailer 4
-
$1,478 SGD
View
Price last confirmed 21 days ago
B
Retailer 5
-
$1,705 SGD
View
B
Retailer 6
-
$2,361 SGD
View
B
Retailer 7
-
$2,770 SGD
View
B
Retailer 8
-
$3,185 SGD
View
Most Expensive
B
MOH London
LG407981511 · Nov 5
$4,998 SGD
£3,071 GBP
View
8 more retailers have this diamond
Prices start from $1,274 SGDSave up to $3,725 SGD

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
$1,274 SGD