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Cushion|Lab Grown|IGI

1.51ct E SI1 Cushion Lab Grown Diamond

EX • E/SI1 • IGI LG726545903

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG726545903

Diamond specifications and retailer prices

From ₹24,419 INR
As of November 6, 2026
Save ₹1,34,306 INR (85%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: ₹1,58,725 INR at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

About this 1.51ct lab-grown cushion diamond

This 1.51ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG726545903 or 726545903. Listed at 12 retailers as of November 6, 2026, with prices from ₹24,419 to ₹1,58,725, a ₹1,34,306 spread on the same certified stone. Brilliant Earth lists it at ₹1,58,725. 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

1.51
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle28.9°
Pavilion angle30.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG726545903
Dimensions8.56 × 5.76 × 3.49 mm
L/W Ratio1.49
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.56 mm5.76 mm1.51 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG726545903
Side View
Table 60.0%Crown 28.9°Girdle: MED-THKPavilion 30.9°Culet: LargeDepth 60.6%

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: ₹1,58,725 INR|Low: ₹24,419 INR|High: ₹1,58,725 INR|Avg: ₹58,976 INR|+49.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 7, 2026
Retailer 10₹24,419 INR
Retailer 8₹27,143 INR
Retailer 6₹36,629 INR
Retailer 5₹44,988 INR
Retailer 4₹50,717 INR
Retailer 9₹57,855 INR
Retailer 7₹83,589 INR
Retailer 2₹97,959 INR
Retailer 3₹1,08,102 INR
Brilliant Earth₹1,58,725 INR

43 data points across 10 retailers

12 retailers₹24,419 INR to ₹1,58,725 INR

A
Cheapest Retailer
-
₹24,419 INR
Final sale: no returns
A
Retailer 2
-
₹27,143 INR
View
B+
Retailer 3
-
₹36,629 INR
View
A
Retailer 4
-
₹43,767 INR
View
A
Retailer 5
-
₹44,988 INR
View
A
Retailer 6
-
₹50,717 INR
View
B+
Retailer 7
-
₹57,855 INR
View
Retailer 8
-
₹83,589 INR
View
Price last confirmed 17 days ago
B
Retailer 9
-
₹92,136 INR
View
B
Retailer 10
-
₹97,959 INR
View
B
Retailer 11
-
₹1,08,102 INR
View
Most Expensive
B
Brilliant Earth
20664776A · Nov 6
₹1,58,725 INR
$1,690 USD
View
11 more retailers have this diamond
Prices start from ₹24,419 INRSave up to ₹1,34,306 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
1.51ct Cushion
₹24,419 INR