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Heart|Lab Grown|IGI

1.50ct E SI1 Heart Lab Grown Diamond

ID • E/SI1 • IGI LG830660467

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG830660467

Diamond specifications and retailer prices

From ₹21,132 INR
As of November 6, 2026
Save ₹88,754 INR (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: ₹1,12,704 INR at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.5ct lab-grown heart diamond

This 1.5ct lab-grown heart sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG830660467 or 830660467. Listed at 14 retailers as of November 5, 2026, with a 420% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.50
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle36.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830660467
Dimensions7.96 × 7.37 × 4.29 mm
L/W Ratio1.08
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.96 mm7.37 mm1.50 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830660467
Side View
Table 62.0%Crown 35.3°Girdle: STK-THKPavilion 36.2°Culet: NoneDepth 53.9%

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 6
Current: ₹1,12,704 INR|Low: ₹21,132 INR|High: ₹1,16,461 INR|Avg: ₹59,009 INR|-3.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 8₹21,132 INR
Retailer 4₹31,933 INR
Retailer 5₹39,071 INR
Retailer 6₹42,264 INR
Retailer 2₹42,828 INR
Retailer 7₹76,075 INR
Retailer 3₹1,09,886 INR
Brilliant Earth₹1,12,704 INR

42 data points across 8 retailers

14 retailers₹21,132 INR to ₹1,09,886 INR

Retailer 1
-
₹18,972 INR
Price last confirmed 29 days ago
A
Retailer 2
-
₹21,132 INR
View
Final sale: no returns
Retailer 3
-
₹22,071 INR
View
Price last confirmed 38 days ago
Retailer 4
-
₹23,574 INR
View
Price last confirmed 34 days ago
Retailer 5
-
₹23,574 INR
View
Price last confirmed 25 days ago
B+
Retailer 6
-
₹31,933 INR
View
A
Retailer 7
-
₹39,071 INR
View
A
Retailer 8
-
₹42,264 INR
View
B+
Retailer 9
-
₹42,828 INR
View
Retailer 10
-
₹75,793 INR
View
Price last confirmed 37 days ago
B
Retailer 11
-
₹76,075 INR
View
B
Retailer 12
-
₹80,771 INR
View
B
Retailer 13
-
₹1,09,886 INR
View
Most Expensive
Brilliant Earth
21109587A · Oct 28
₹1,12,704 INR
$1,200 USD
View
Price last confirmed 8 days ago
13 more retailers have this diamond
Prices start from ₹21,132 INRSave up to ₹88,754 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
1.50ct Heart
₹21,132 INR