Radiant|Lab Grown|IGI

4.07ct E SI1 Radiant Lab Grown Diamond

ID • E/SI1 • IGI LG839645230

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

Certificate IGI LG839645230

Diamond specifications and retailer prices

From ₹81,942 INR
$863 USD
As of October 30, 2026
Save ₹2,12,593 INR (72%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: ₹6,01,983 INR at Brilliant Earth · As of October 1, 2026
View at Brilliant Earth

About this 4.07ct lab-grown radiant diamond

This 4.07ct lab-grown radiant sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG839645230 or 839645230. Listed at 9 retailers as of October 29, 2026, with a 259% 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

4.07
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.1°
Pavilion angle32.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839645230
Dimensions11.82 × 7.94 × 5.09 mm
L/W Ratio1.49
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.82 mm7.94 mm4.07 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839645230
Side View
Table 63.0%Crown 38.1°Girdle: MediumPavilion 32.1°Culet: NoneDepth 64.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: ₹6,01,983 INR|Low: ₹81,942 INR|High: ₹6,01,983 INR|Avg: ₹2,47,269 INR
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 23, 2026
Retailer 5₹81,942 INR
Retailer 2₹99,199 INR
Retailer 6₹1,06,439 INR
Retailer 4₹1,54,579 INR
Retailer 8₹1,92,217 INR
Retailer 9₹2,34,527 INR
Retailer 7₹2,35,241 INR
Retailer 3₹2,94,535 INR
Brilliant Earth₹6,01,983 INR

11 data points across 9 retailers

9 retailers₹81,942 INR to ₹2,94,535 INR

B+
Cheapest Retailer
-
₹81,942 INR
$863 USD
Retailer 2
-
₹99,199 INR
€995 EUR
View
Price last confirmed 7 days ago
A
Retailer 3
-
₹1,06,439 INR
$1,121 USD
View
B+
Retailer 4
-
₹1,54,579 INR
$1,628 USD
View
B+
Retailer 5
-
₹1,92,217 INR
$2,024 USD
View
B
Retailer 6
-
₹2,34,527 INR
$2,470 USD
View
B
Retailer 7
-
₹2,35,241 INR
SGD 3,348 SGD
View
B
Retailer 8
-
₹2,94,535 INR
$3,102 USD
View
Most Expensive
Brilliant Earth
21597794A · Oct 1
₹6,01,983 INR
$6,340 USD
View
Price last confirmed 29 days ago
8 more retailers have this diamond
Prices start from ₹81,942 INRSave up to ₹2,12,593 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.

A
4.07ct Radiant
₹81,942 INR