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Heart|Natural|GIA

1.21ct J SI1 Heart Natural Diamond

EX • J/SI1 • GIA 2245042739

Certificate GIA 2245042739

Diamond specifications and retailer prices

From ₹1,51,399 INR
As of November 6, 2026
Save ₹2,79,412 INR (65%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: ₹4,30,811 INR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.21ct natural heart diamond

This 1.21ct natural heart sits in the classic one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2245042739. Listed at 12 retailers as of November 5, 2026, with prices from ₹1,51,399 to ₹4,30,811, a ₹2,79,412 spread on the same certified stone. NZ Jewellers lists it at ₹4,30,811. 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

1.21
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Pavilion angle38.94°
OriginNatural
Grading LabGIA
CertificateGIA 2245042739
Dimensions6.61 × 7.21 × 4.29 mm
L/W Ratio1.09
Key to symbols
Twinning Wisp, Feather, Crystal, Needle
Top View
6.61 mm7.21 mm1.21 ctJ / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 2245042739
Side View
Table 62.0%CrownGirdle: THK-VTKPavilion 38.94°Culet: NoneDepth 59.5%

Caratlytics Score

How it works →
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 6
Current: ₹4,30,811 INR|Low: ₹1,51,399 INR|High: ₹4,60,302 INR|Avg: ₹2,60,674 INR|-6.4%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 7, 2026
Retailer 10₹1,51,399 INR
Retailer 3₹1,95,354 INR
Retailer 4₹1,99,862 INR
Retailer 7₹2,06,060 INR
Retailer 6₹2,10,569 INR
Retailer 9₹2,15,546 INR
Retailer 8₹2,26,535 INR
Retailer 5₹2,55,275 INR
Retailer 11₹3,14,538 INR
Retailer 2₹3,59,056 INR
NZ Jewellers₹4,30,811 INR

38 data points across 11 retailers

12 retailers₹1,51,399 INR to ₹4,30,811 INR

A
Cheapest Retailer
-
₹1,51,399 INR
B+
Retailer 2
-
₹1,95,354 INR
View
B+
Retailer 3
-
₹1,99,862 INR
View
B+
Retailer 4
-
₹2,06,060 INR
View
B+
Retailer 5
-
₹2,10,569 INR
View
B+
Retailer 6
-
₹2,15,546 INR
View
B+
Retailer 7
-
₹2,26,535 INR
View
B
Retailer 8
-
₹2,31,795 INR
View
B+
Retailer 9
-
₹2,55,275 INR
View
B
Retailer 10
-
₹3,14,538 INR
View
B
Retailer 11
-
₹3,59,056 INR
View
Most Expensive
B
NZ Jewellers
4f1787ab-5746-4b1c-9857-b23407ac4cfd · Nov 5
₹4,30,811 INR
$4,587 USD
View
11 more retailers have this diamond
Prices start from ₹1,51,399 INRSave up to ₹2,79,412 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
₹1,51,399 INR