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Cushion|Lab Grown|IGI

1.51ct G SI1 Cushion Lab Grown Diamond

ID • G/SI1 • IGI LG459119539

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG459119539

Diamond specifications and retailer prices

From ₹23,168 INR
$244 USD
As of November 1, 2026
Save ₹1,69,581 INR (88%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: ₹1,92,749 INR at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

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 G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG459119539 or 459119539. Listed at 13 retailers as of November 1, 2026, with prices from ₹23,168 to ₹1,92,749, a ₹1,69,581 spread on the same certified stone. Do Amore Diamonds lists it at ₹1,92,749. 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

1.51
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.5°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG459119539
Dimensions6.63 × 6.39 × 4.55 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
6.63 mm6.39 mm1.51 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG459119539
Side View
Table 63.5%Crown 35.5°Girdle: MED-THKPavilion 39.7°Culet: NoneDepth 71.2%

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: Nov 1
Current: ₹51,312 INR|Low: ₹23,168 INR|High: ₹1,11,181 INR|Avg: ₹55,153 INR|+3.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 7₹23,168 INR
Retailer 9₹35,511 INR
Retailer 4₹38,740 INR
Retailer 2₹45,961 INR
Retailer 6₹49,089 INR
Retailer 1₹51,312 INR
Retailer 8₹59,931 INR
Retailer 5₹94,950 INR
Retailer 3₹1,10,457 INR

43 data points across 9 retailers

13 retailers₹23,168 INR to ₹1,92,749 INR

A
Cheapest Retailer
-
₹23,168 INR
$244 USD
Final sale: no returns
A
Retailer 2
-
₹35,511 INR
$374 USD
View
B+
Retailer 3
-
₹38,740 INR
$408 USD
View
A
Retailer 4
-
₹38,892 INR
HK$3,200 HKD
View
A
Retailer 5
-
₹45,961 INR
€461 EUR
View
A
Retailer 6
-
₹49,089 INR
$517 USD
View
A
Retailer 7
-
₹51,312 INR
£426 GBP
View
B+
Retailer 8
-
₹59,931 INR
$631 USD
View
B
Retailer 9
-
₹94,950 INR
$1,000 USD
View
B
Retailer 10
-
₹1,04,417 INR
$1,100 USD
View
B
Retailer 11
-
₹1,10,457 INR
£916 GBP
View
B
Retailer 12
-
₹1,12,069 INR
SGD 1,595 SGD
View
Most Expensive
B
Do Amore Diamonds
27-7E8361953 · Nov 2
₹1,92,749 INR
$2,030 USD
View
12 more retailers have this diamond
Prices start from ₹23,168 INRSave up to ₹1,69,581 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
₹23,168 INR