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Cushion|Lab Grown|IGI

1.89ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG718507117

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG718507117

Diamond specifications and retailer prices

From ₹47,285 INR
$498 USD
As of October 30, 2026
Save ₹3,15,424 INR (87%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: ₹3,62,709 INR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.89ct lab-grown cushion diamond

This 1.89ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG718507117 or 718507117. Listed at 13 retailers as of October 30, 2026, with prices from ₹47,285 to ₹3,62,709, a ₹3,15,424 spread on the same certified stone. Brilliant Earth lists it at ₹3,62,709. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.89
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle42.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG718507117
Dimensions8.33 × 6.50 × 4.57 mm
L/W Ratio1.28
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
8.33 mm6.50 mm1.89 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG718507117
Side View
Table 58.0%Crown 34°Girdle: STK-THKPavilion 42.1°Culet: NoneDepth 70.3%

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: ₹3,62,709 INR|Low: ₹47,285 INR|High: ₹5,34,569 INR|Avg: ₹1,86,538 INR|-32.1%
Brilliant Earth
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 31, 2026
Retailer 5₹47,285 INR
Retailer 9₹63,617 INR
Retailer 3₹68,839 INR
Retailer 11₹75,485 INR
Retailer 2₹82,250 INR
Retailer 4₹1,16,978 INR
Retailer 7₹1,22,633 INR
Retailer 12₹1,40,661 INR
Retailer 8₹1,94,506 INR
Retailer 6₹3,06,859 INR
Retailer 13₹3,10,961 INR
Retailer 10₹3,41,820 INR
Brilliant Earth₹3,62,709 INR

33 data points across 13 retailers

13 retailers₹47,285 INR to ₹3,62,709 INR

A
Cheapest Retailer
-
₹47,285 INR
$498 USD
Final sale: no returns
A
Retailer 2
-
₹63,617 INR
$670 USD
View
A
Retailer 3
-
₹68,839 INR
$725 USD
View
A
Retailer 4
-
₹75,485 INR
$795 USD
View
A
Retailer 5
-
₹82,250 INR
€825 EUR
View
A
Retailer 6
-
₹1,16,978 INR
$1,232 USD
View
A
Retailer 7
-
₹1,22,633 INR
A$1,987 AUD
View
A
Retailer 8
-
₹1,40,661 INR
$1,481 USD
View
B+
Retailer 9
-
₹1,94,506 INR
£1,613 GBP
View
B+
Retailer 10
-
₹3,06,859 INR
A$4,972 AUD
View
Retailer 11
-
₹3,10,961 INR
$3,275 USD
View
Price last confirmed 10 days ago
B
Retailer 12
-
₹3,41,820 INR
$3,600 USD
View
Most Expensive
B
Brilliant Earth
14895653Y · Oct 31
₹3,62,709 INR
$3,820 USD
View
12 more retailers have this diamond
Prices start from ₹47,285 INRSave up to ₹3,15,424 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
1.89ct Cushion
₹47,285 INR