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Heart|Lab Grown|IGI

1.51ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG846663660

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG846663660

Diamond specifications and retailer prices

From ₹77,549 INR
£643 GBP
As of November 1, 2026
Save ₹2,87,059 INR (79%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: ₹3,64,608 INR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.51ct lab-grown heart diamond

This 1.51ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG846663660 or 846663660. Listed at 9 retailers as of October 31, 2026, with prices from ₹77,549 to ₹3,64,608, a ₹2,87,059 spread on the same certified stone. Brilliant Earth lists it at ₹3,64,608. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846663660
Dimensions7.73 × 6.86 × 4.78 mm
L/W Ratio1.13
Girdle conditionFaceted
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
7.73 mm6.86 mm1.51 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846663660
Side View
Table 57.0%Crown 36.1°Girdle: STK-THKPavilion 39.5°Culet: NoneDepth 61.8%

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: Nov 1
Current: ₹3,64,608 INR|Low: ₹77,549 INR|High: ₹4,59,558 INR|Avg: ₹2,02,420 INR|-20.7%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 3₹77,549 INR
Retailer 5₹85,455 INR
Retailer 7₹1,10,807 INR
Retailer 9₹1,12,231 INR
Retailer 4₹1,82,019 INR
Retailer 6₹2,72,222 INR
Retailer 2₹2,89,046 INR
Retailer 8₹3,02,796 INR
Brilliant Earth₹3,64,608 INR

7 data points across 9 retailers

9 retailers₹77,549 INR to ₹3,64,608 INR

A
Cheapest Retailer
-
₹77,549 INR
£643 GBP
A
Retailer 2
-
₹85,455 INR
$900 USD
View
B+
Retailer 3
-
₹1,10,807 INR
$1,167 USD
View
B+
Retailer 4
-
₹1,12,231 INR
$1,182 USD
View
B+
Retailer 5
-
₹1,82,019 INR
$1,917 USD
View
B
Retailer 6
-
₹2,72,222 INR
$2,867 USD
View
B
Retailer 7
-
₹2,89,046 INR
£2,397 GBP
View
B
Retailer 8
-
₹3,02,796 INR
$3,189 USD
View
Most Expensive
B
Brilliant Earth
22319408A · Oct 31
₹3,64,608 INR
$3,840 USD
View
8 more retailers have this diamond
Prices start from ₹77,549 INRSave up to ₹2,87,059 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 Heart
₹77,549 INR