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Cushion|Lab Grown|IGI

1.50ct D SI1 Cushion Lab Grown Diamond

EX • D/SI1 • IGI LG623451210

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG623451210

Diamond specifications and retailer prices

From ₹28,580 INR
$301 USD
As of November 1, 2026
Save ₹1,98,351 INR (87%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: ₹2,26,931 INR at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 1.5ct lab-grown cushion diamond

This 1.5ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG623451210 or 623451210. Listed at 12 retailers as of November 1, 2026, with prices from ₹28,580 to ₹2,26,931, a ₹1,98,351 spread on the same certified stone. Do Amore Diamonds lists it at ₹2,26,931. 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

1.50
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle36.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG623451210
Dimensions6.90 × 6.68 × 4.23 mm
L/W Ratio1.03
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
6.90 mm6.68 mm1.50 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG623451210
Side View
Table 60.0%Crown 36.9°Girdle: MED-STKPavilion 36.7°Culet: NoneDepth 63.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: ₹2,26,931 INR|Low: ₹28,580 INR|High: ₹2,47,820 INR|Avg: ₹95,095 INR|-8.4%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 7₹28,580 INR
Retailer 6₹31,713 INR
Retailer 3₹37,505 INR
Retailer 5₹39,185 INR
Retailer 10₹41,778 INR
Retailer 11₹42,348 INR
Retailer 2₹61,589 INR
Retailer 8₹1,34,118 INR
Retailer 4₹1,41,086 INR
Retailer 9₹1,88,951 INR
Do Amore Diamonds₹2,26,931 INR

39 data points across 11 retailers

12 retailers₹28,580 INR to ₹2,26,931 INR

A
Cheapest Retailer
-
₹28,580 INR
$301 USD
Final sale: no returns
Retailer 2
-
₹31,713 INR
$334 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
₹37,505 INR
$395 USD
View
Retailer 4
-
₹39,185 INR
£325 GBP
View
Price last confirmed 15 days ago
A
Retailer 5
-
₹41,778 INR
$440 USD
View
B+
Retailer 6
-
₹42,348 INR
$446 USD
View
A
Retailer 7
-
₹47,000 INR
$495 USD
View
B+
Retailer 8
-
₹61,589 INR
£511 GBP
View
B
Retailer 9
-
₹1,28,219 INR
$1,350 USD
View
B
Retailer 10
-
₹1,34,118 INR
$1,413 USD
View
B
Retailer 11
-
₹1,41,086 INR
£1,170 GBP
View
Most Expensive
B
Do Amore Diamonds
27-26C7668BD · Nov 1
₹2,26,931 INR
$2,390 USD
View
11 more retailers have this diamond
Prices start from ₹28,580 INRSave up to ₹1,98,351 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
1.50ct Cushion
₹28,580 INR