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Cushion|Lab Grown|IGI

1.80ct E SI1 Cushion Lab Grown Diamond

ID • E/SI1 • IGI LG587384143

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG587384143

Diamond specifications and retailer prices

From ₹26,390 INR
$277 USD
As of October 28, 2026
Save ₹2,30,839 INR (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: ₹2,57,229 INR at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.8ct lab-grown cushion diamond

This 1.8ct 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 LG587384143 or 587384143. Listed at 17 retailers as of October 28, 2026, with prices from ₹26,390 to ₹2,57,229, a ₹2,30,839 spread on the same certified stone. Do Amore Diamonds lists it at ₹2,57,229. 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

1.80
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG587384143
Dimensions7.22 × 6.92 × 4.64 mm
L/W Ratio1.04
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
7.22 mm6.92 mm1.80 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG587384143
Side View
Table 62.0%Crown 35°Girdle: MED-THKPavilion 38.7°Culet: NoneDepth 67.1%

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 28
Current: ₹2,57,229 INR|Low: ₹26,390 INR|High: ₹2,57,229 INR|Avg: ₹87,606 INR|+13.9%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 29, 2026
Retailer 5₹26,390 INR
Retailer 9₹35,822 INR
Retailer 7₹47,635 INR
Retailer 10₹47,635 INR
Retailer 6₹50,960 INR
Retailer 11₹52,399 INR
Retailer 2₹70,707 INR
Retailer 4₹94,832 INR
Retailer 3₹1,16,896 INR
Retailer 12₹1,42,511 INR
Retailer 13₹1,45,723 INR
Retailer 8₹1,58,864 INR
Do Amore Diamonds₹2,57,229 INR

40 data points across 13 retailers

17 retailers₹26,390 INR to ₹2,57,229 INR

A
Cheapest Retailer
-
₹26,390 INR
$277 USD
Final sale: no returns
A
Retailer 2
-
₹35,822 INR
$376 USD
View
A
Retailer 3
-
₹41,342 INR
£342 GBP
View
Price last confirmed 36 days ago
A
Retailer 4
-
₹47,635 INR
$500 USD
View
A
Retailer 5
-
₹47,635 INR
$500 USD
View
A
Retailer 6
-
₹50,960 INR
£421 GBP
View
A
Retailer 7
-
₹52,399 INR
$550 USD
View
B+
Retailer 8
-
₹70,707 INR
£584 GBP
View
B+
Retailer 9
-
₹94,832 INR
$995 USD
View
B
Retailer 10
-
₹1,03,778 INR
$1,089 USD
View
Price last confirmed 63 days ago
B
Retailer 11
-
₹1,10,341 INR
CA$1,609 CAD
View
B
Retailer 12
-
₹1,16,896 INR
$1,227 USD
View
B
Retailer 13
-
₹1,42,511 INR
$1,496 USD
View
B
Retailer 14
-
₹1,45,723 INR
SGD 2,067 SGD
View
B
Retailer 15
-
₹1,58,864 INR
£1,313 GBP
View
B
Retailer 16
-
₹2,21,979 INR
$2,330 USD
View
Price last confirmed 28 days ago
Most Expensive
B
Do Amore Diamonds
27-70838E392 · Oct 29
₹2,57,229 INR
$2,700 USD
View
16 more retailers have this diamond
Prices start from ₹26,390 INRSave up to ₹2,30,839 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
1.80ct Cushion
₹26,390 INR