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Cushion|Lab Grown|IGI

1.81ct E SI1 Cushion Lab Grown Diamond

ID • E/SI1 • IGI LG544271792

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG544271792

Diamond specifications and retailer prices

From ₹22,978 INR
$242 USD
As of October 30, 2026
Save ₹1,13,750 INR (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: ₹1,36,728 INR at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.81ct lab-grown cushion diamond

This 1.81ct 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 LG544271792 or 544271792. Listed at 14 retailers as of October 29, 2026, with prices from ₹22,978 to ₹1,36,728, a ₹1,13,750 spread on the same certified stone. Brilliant Earth lists it at ₹1,36,728. 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

1.81
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle32.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG544271792
Dimensions7.92 × 6.33 × 4.07 mm
L/W Ratio1.25
Girdle conditionFaceted
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
7.92 mm6.33 mm1.81 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG544271792
Side View
Table 61.5%Crown 34.5°Girdle: THK-VTKPavilion 32.7°Culet: NoneDepth 64.3%

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: Oct 30
Current: ₹1,36,728 INR|Low: ₹22,978 INR|High: ₹1,41,476 INR|Avg: ₹63,069 INR|-3.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 11₹22,978 INR
Retailer 9₹25,542 INR
Retailer 6₹34,372 INR
Retailer 4₹41,474 INR
Retailer 2₹47,405 INR
Retailer 3₹52,177 INR
Retailer 10₹57,920 INR
Retailer 8₹65,990 INR
Retailer 5₹1,02,981 INR
Retailer 7₹1,07,768 INR
Brilliant Earth₹1,36,728 INR

44 data points across 11 retailers

14 retailers₹22,978 INR to ₹1,36,728 INR

A
Cheapest Retailer
-
₹22,978 INR
$242 USD
Final sale: no returns
A
Retailer 2
-
₹25,542 INR
$269 USD
View
B+
Retailer 3
-
₹34,372 INR
$362 USD
View
A
Retailer 4
-
₹41,474 INR
€416 EUR
View
A
Retailer 5
-
₹47,405 INR
£393 GBP
View
A
Retailer 6
-
₹52,177 INR
$550 USD
View
A
Retailer 7
-
₹57,920 INR
$610 USD
View
A
Retailer 8
-
₹59,059 INR
$622 USD
View
B+
Retailer 9
-
₹65,990 INR
$695 USD
View
B
Retailer 10
-
₹87,152 INR
$918 USD
View
B+
Retailer 11
-
₹1,02,981 INR
£854 GBP
View
B
Retailer 12
-
₹1,07,768 INR
$1,135 USD
View
B
Retailer 13
-
₹1,18,485 INR
$1,248 USD
View
Most Expensive
B
Brilliant Earth
10789402A · Oct 29
₹1,36,728 INR
$1,440 USD
View
13 more retailers have this diamond
Prices start from ₹22,978 INRSave up to ₹1,13,750 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
1.81ct Cushion
₹22,978 INR