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Marquise|Lab Grown|IGI

4.30ct E SI1 Marquise Lab Grown Diamond

ID • E/SI1 • IGI LG833606493

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG833606493

Diamond specifications and retailer prices

From ₹51,653 INR
$544 USD
As of October 30, 2026
Save ₹3,79,420 INR (88%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: ₹4,31,073 INR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 4.3ct lab-grown marquise diamond

This 4.3ct lab-grown marquise 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 LG833606493 or 833606493. Listed at 10 retailers as of October 30, 2026, with prices from ₹51,653 to ₹4,31,073, a ₹3,79,420 spread on the same certified stone. Brilliant Earth lists it at ₹4,31,073. 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

4.30
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG833606493
Dimensions16.61 × 8.50 × 5.37 mm
L/W Ratio1.95
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.61 mm8.50 mm4.30 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG833606493
Side View
Table 60.0%Crown 35.4°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 63.2%

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: ₹4,31,073 INR|Low: ₹51,178 INR|High: ₹6,35,216 INR|Avg: ₹2,10,419 INR|-32.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 8₹51,653 INR
Retailer 2₹53,633 INR
Retailer 7₹57,825 INR
Retailer 4₹96,906 INR
Retailer 6₹1,65,308 INR
Retailer 5₹1,65,688 INR
Retailer 10₹1,68,441 INR
Retailer 9₹2,57,865 INR
Retailer 3₹2,67,702 INR
Brilliant Earth₹4,31,073 INR

28 data points across 10 retailers

10 retailers₹51,653 INR to ₹4,31,073 INR

A
Cheapest Retailer
-
₹51,653 INR
$544 USD
A
Retailer 2
-
₹53,633 INR
£445 GBP
View
A
Retailer 3
-
₹57,825 INR
$609 USD
View
A
Retailer 4
-
₹96,906 INR
€972 EUR
View
B+
Retailer 5
-
₹1,65,308 INR
$1,741 USD
View
B+
Retailer 6
-
₹1,65,688 INR
$1,745 USD
View
B+
Retailer 7
-
₹1,68,441 INR
$1,774 USD
View
Retailer 8
-
₹2,57,865 INR
SGD 3,670 SGD
View
Price last confirmed 17 days ago
B
Retailer 9
-
₹2,67,702 INR
£2,220 GBP
View
Most Expensive
B
Brilliant Earth
21148210A · Oct 30
₹4,31,073 INR
$4,540 USD
View
9 more retailers have this diamond
Prices start from ₹51,653 INRSave up to ₹3,79,420 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
4.30ct Marquise
₹51,653 INR