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Cushion|Lab Grown|IGI

1.51ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG626419440

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG626419440

Diamond specifications and retailer prices

From ₹46,526 INR
$490 USD
As of October 30, 2026
Save ₹1,83,254 INR (80%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: ₹2,29,779 INR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.51ct lab-grown cushion diamond

This 1.51ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG626419440 or 626419440. Listed at 8 retailers as of October 30, 2026, with prices from ₹46,526 to ₹2,29,779, a ₹1,83,254 spread on the same certified stone. Brilliant Earth lists it at ₹2,29,779. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG626419440
Dimensions6.66 × 6.64 × 4.48 mm
L/W Ratio1.00
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
6.66 mm6.64 mm1.51 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG626419440
Side View
Table 60.0%Crown 36.1°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 67.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: ₹2,29,779 INR|Low: ₹46,526 INR|High: ₹4,80,739 INR|Avg: ₹1,44,639 INR|-18.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 6₹46,526 INR
Retailer 8₹69,276 INR
Retailer 4₹69,314 INR
Retailer 7₹79,378 INR
Retailer 2₹1,45,962 INR
Retailer 5₹1,99,898 INR
Retailer 3₹2,06,991 INR
Brilliant Earth₹2,29,779 INR

12 data points across 8 retailers

8 retailers₹46,526 INR to ₹2,29,779 INR

A
Cheapest Retailer
-
₹46,526 INR
$490 USD
Final sale: no returns
A
Retailer 2
-
₹69,276 INR
HK$5,700 HKD
View
A
Retailer 3
-
₹69,314 INR
$730 USD
View
A
Retailer 4
-
₹79,378 INR
$836 USD
View
B+
Retailer 5
-
₹1,45,962 INR
A$2,365 AUD
View
B+
Retailer 6
-
₹1,99,898 INR
SGD 2,845 SGD
View
Retailer 7
-
₹2,06,991 INR
$2,180 USD
View
Price last confirmed 10 days ago
Most Expensive
B+
Brilliant Earth
15233891Y · Oct 30
₹2,29,779 INR
$2,420 USD
View
7 more retailers have this diamond
Prices start from ₹46,526 INRSave up to ₹1,83,254 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
1.51ct Cushion
₹46,526 INR