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Cushion|Lab Grown|IGI

3.11ct F SI1 Cushion Lab Grown Diamond

ID • F/SI1 • IGI LG538202521

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG538202521

Diamond specifications and retailer prices

From ₹44,424 INR
As of November 6, 2026
Save ₹1,11,711 INR (72%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: ₹1,56,135 INR at MOH London · As of November 5, 2026
View at MOH London

About this 3.11ct lab-grown cushion diamond

This 3.11ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG538202521 or 538202521. Listed at 9 retailers as of November 5, 2026, with prices from ₹44,424 to ₹1,56,135, a ₹1,11,711 spread on the same certified stone. MOH London lists it at ₹1,56,135. 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

3.11
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG538202521
Dimensions9.68 × 7.91 × 5.38 mm
L/W Ratio1.22
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.68 mm7.91 mm3.11 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG538202521
Side View
Table 62.5%Crown 33.3°Girdle: MED-STKPavilion 39.1°Culet: NoneDepth 68.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: ₹1,56,135 INR|Low: ₹44,424 INR|High: ₹4,11,370 INR|Avg: ₹1,43,808 INR|-0.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 9₹44,424 INR
Retailer 5₹48,744 INR
Retailer 7₹54,474 INR
Retailer 11₹64,429 INR
Retailer 2₹64,805 INR
Retailer 8₹70,064 INR
Retailer 6₹71,191 INR
Retailer 10₹98,710 INR
MOH London₹1,56,135 INR
Retailer 3₹2,52,833 INR
Retailer 12₹3,68,448 INR
Retailer 4₹4,11,370 INR

10 data points across 12 retailers

9 retailers₹44,424 INR to ₹1,56,135 INR

A
Cheapest Retailer
-
₹44,424 INR
A
Retailer 2
-
₹48,744 INR
View
A
Retailer 3
-
₹54,474 INR
View
B+
Retailer 4
-
₹64,429 INR
View
A
Retailer 5
-
₹64,805 INR
View
A
Retailer 6
-
₹70,064 INR
View
A
Retailer 7
-
₹71,191 INR
View
A
Retailer 8
-
₹98,710 INR
View
Most Expensive
B+
MOH London
LG538202521 · Nov 5
₹1,56,135 INR
£1,309 GBP
View
8 more retailers have this diamond
Prices start from ₹44,424 INRSave up to ₹1,11,711 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
3.11ct Cushion
₹44,424 INR