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Radiant|Lab Grown|IGI

1.00ct E SI2 Radiant Lab Grown Diamond

ID • E/SI2 • IGI LG474115423

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

Certificate IGI LG474115423

Diamond specifications and retailer prices

From ₹55,828 INR
$586 USD
As of October 27, 2026
Save ₹1,16,134 INR (68%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: ₹1,82,252 INR at NZ Jewellers · As of October 28, 2026
View at NZ Jewellers

About this 1ct lab-grown radiant diamond

This 1ct lab-grown radiant sits in the classic one-carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG474115423 or 474115423. Listed at 10 retailers as of October 26, 2026, with a 208% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.00
Carat
E
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle50.4°
Pavilion angle30.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG474115423
Dimensions6.25 × 4.79 × 3.45 mm
L/W Ratio1.30
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
6.25 mm4.79 mm1.00 ctE / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG474115423
Side View
Table 67.0%Crown 50.4°Girdle: ThickPavilion 30.1°Culet: NoneDepth 72.0%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: ₹1,82,252 INR|Low: ₹44,586 INR|High: ₹3,04,418 INR|Avg: ₹1,21,013 INR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 5₹55,828 INR
Retailer 8₹62,592 INR
Retailer 9₹62,592 INR
Retailer 6₹69,261 INR
Retailer 7₹1,06,417 INR
Retailer 2₹1,07,969 INR
Retailer 4₹1,71,962 INR
NZ Jewellers₹1,82,252 INR
Retailer 3₹3,01,151 INR

41 data points across 9 retailers

10 retailers₹55,828 INR to ₹1,71,962 INR

B+
Cheapest Retailer
-
₹55,828 INR
$586 USD
B
Retailer 2
-
₹62,592 INR
$657 USD
View
Final sale: no returns
B
Retailer 3
-
₹62,592 INR
$657 USD
View
B
Retailer 4
-
₹69,261 INR
$727 USD
View
Price last confirmed 13 days ago
B
Retailer 5
-
₹69,261 INR
$727 USD
View
B
Retailer 6
-
₹1,06,417 INR
$1,117 USD
View
B
Retailer 7
-
₹1,07,969 INR
£892 GBP
View
B
Retailer 8
-
₹1,71,962 INR
$1,805 USD
View
Most Expensive
B
NZ Jewellers
2c24565e-93cb-4cc9-972a-0da2494af1a8 · Oct 28
₹1,82,252 INR
$1,913 USD
View
Price under review
8 more retailers have this diamond
Prices start from ₹55,828 INRSave up to ₹1,16,134 INR

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
₹55,828 INR