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Cushion|Lab Grown|IGI

1.60ct D SI1 Cushion Lab Grown Diamond

ID • D/SI1 • IGI LG539232875

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG539232875

Diamond specifications and retailer prices

From ₹20,889 INR
$220 USD
As of October 30, 2026
Save ₹1,15,839 INR (85%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: ₹1,36,728 INR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.6ct lab-grown cushion diamond

This 1.6ct 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 LG539232875 or 539232875. Listed at 15 retailers as of October 30, 2026, with prices from ₹20,889 to ₹1,36,728, a ₹1,15,839 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

1.60
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.6°
Pavilion angle31.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG539232875
Dimensions7.90 × 5.95 × 3.93 mm
L/W Ratio1.33
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
7.90 mm5.95 mm1.60 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG539232875
Side View
Table 60.0%Crown 38.6°Girdle: THK-VTKPavilion 31.2°Culet: NoneDepth 66.1%

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 30
Current: ₹1,36,728 INR|Low: ₹20,889 INR|High: ₹1,44,324 INR|Avg: ₹59,484 INR|-5.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 3₹20,889 INR
Retailer 11₹23,168 INR
Retailer 7₹25,909 INR
Retailer 8₹31,334 INR
Retailer 2₹37,985 INR
Retailer 5₹42,442 INR
Retailer 4₹46,791 INR
Retailer 12₹55,071 INR
Retailer 6₹55,926 INR
Retailer 10₹99,223 INR
Retailer 9₹1,08,648 INR
Brilliant Earth₹1,36,728 INR

43 data points across 12 retailers

15 retailers₹20,889 INR to ₹1,36,728 INR

A
Cheapest Retailer
-
₹20,889 INR
$220 USD
Final sale: no returns
A
Retailer 2
-
₹23,168 INR
$244 USD
View
A
Retailer 3
-
₹25,909 INR
£215 GBP
View
B+
Retailer 4
-
₹31,334 INR
$330 USD
View
A
Retailer 5
-
₹37,985 INR
€381 EUR
View
A
Retailer 6
-
₹42,442 INR
£352 GBP
View
A
Retailer 7
-
₹46,791 INR
$493 USD
View
A
Retailer 8
-
₹51,368 INR
$541 USD
View
B+
Retailer 9
-
₹55,071 INR
$580 USD
View
A
Retailer 10
-
₹55,926 INR
$589 USD
View
B+
Retailer 11
-
₹79,693 INR
$839 USD
View
Retailer 12
-
₹99,223 INR
$1,045 USD
View
Price last confirmed 10 days ago
B
Retailer 13
-
₹1,08,648 INR
£901 GBP
View
B
Retailer 14
-
₹1,12,458 INR
$1,184 USD
View
Most Expensive
B
Brilliant Earth
10789185A · Oct 31
₹1,36,728 INR
$1,440 USD
View
14 more retailers have this diamond
Prices start from ₹20,889 INRSave up to ₹1,15,839 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
1.60ct Cushion
₹20,889 INR