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Heart|Lab Grown|IGI

1.21ct D IF Heart Lab Grown Diamond

VG • D/IF • IGI LG836619501

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG836619501

Diamond specifications and retailer prices

From ₹23,376 INR
As of November 4, 2026
Save ₹1,64,958 INR (88%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: ₹1,88,334 INR at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.21ct lab-grown heart diamond

This 1.21ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG836619501 or 836619501. Listed at 20 retailers as of November 4, 2026, with prices from ₹23,376 to ₹1,88,334, a ₹1,64,958 spread on the same certified stone. Brilliant Earth lists it at ₹1,88,334. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.21
Carat
D
Colour
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836619501
Dimensions6.64 × 7.31 × 4.24 mm
L/W Ratio1.10
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
6.64 mm7.31 mm1.21 ctD / IF
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836619501
Side View
Table 54.0%Crown 34.9°Girdle: STK-THKPavilion 37.7°Culet: NoneDepth 58.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: ₹1,88,334 INR|Low: ₹23,376 INR|High: ₹1,88,334 INR|Avg: ₹67,051 INR
Brilliant Earth
Retailer 2
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Retailer 21
November 5, 2026
Retailer 8₹23,376 INR
Retailer 4₹26,215 INR
Retailer 20₹27,162 INR
Retailer 7₹29,054 INR
Retailer 11₹29,054 INR
Retailer 15₹29,717 INR
Retailer 14₹45,900 INR
Retailer 6₹48,740 INR
Retailer 19₹49,686 INR
Retailer 18₹50,065 INR
Retailer 5₹51,484 INR
Retailer 2₹54,513 INR
Retailer 16₹70,980 INR
Retailer 9₹72,684 INR
Retailer 17₹73,819 INR
Retailer 12₹93,220 INR
Retailer 3₹96,817 INR
Retailer 10₹98,142 INR
Retailer 21₹1,05,618 INR
Retailer 13₹1,15,934 INR
Brilliant Earth₹1,88,334 INR

31 data points across 21 retailers

20 retailers₹23,376 INR to ₹1,88,334 INR

A
Cheapest Retailer
-
₹23,376 INR
A
Retailer 2
-
₹26,215 INR
View
Final sale: no returns
A
Retailer 3
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₹27,162 INR
View
A
Retailer 4
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₹29,054 INR
View
Retailer 5
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₹29,054 INR
View
Price last confirmed 11 days ago
A
Retailer 6
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₹29,717 INR
View
A
Retailer 7
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₹48,740 INR
View
A
Retailer 8
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₹49,686 INR
View
A
Retailer 9
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₹50,065 INR
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A
Retailer 10
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₹51,484 INR
View
A
Retailer 11
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₹54,513 INR
View
B+
Retailer 12
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₹70,980 INR
View
B+
Retailer 13
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₹72,684 INR
View
B+
Retailer 14
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₹73,819 INR
View
B+
Retailer 15
-
₹93,220 INR
View
B+
Retailer 16
-
₹96,817 INR
View
B+
Retailer 17
-
₹98,142 INR
View
B+
Retailer 18
-
₹1,05,618 INR
View
B
Retailer 19
-
₹1,15,934 INR
View
Most Expensive
B
Brilliant Earth
21695593A · Nov 4
₹1,88,334 INR
$1,990 USD
View
19 more retailers have this diamond
Prices start from ₹23,376 INRSave up to ₹1,64,958 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
1.21ct Heart
₹23,376 INR