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Heart|Natural|IGI

1.21ct I SI1 Heart Natural Diamond

VG • I/SI1 • IGI 788607601

Shape and cutting style on the report: Heart brilliant

Certificate IGI 788607601

Diamond specifications and retailer prices

From ₹1,68,868 INR
As of November 4, 2026
Save ₹2,87,020 INR (63%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: ₹4,55,888 INR at NZ Jewellers · As of November 3, 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 788607601. Listed at 15 retailers as of November 3, 2026, with prices from ₹1,68,868 to ₹4,55,888, a ₹2,87,020 spread on the same certified stone. NZ Jewellers lists it at ₹4,55,888. 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
I
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.3°
Pavilion angle41.6°
OriginNatural
Grading LabIGI
CertificateIGI 788607601
Dimensions6.57 × 7.20 × 4.42 mm
L/W Ratio1.10
Girdle conditionFaceted
Culet sizePointed
Top View
6.57 mm7.20 mm1.21 ctI / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 788607601
Side View
Table 62.0%Crown 37.3°Girdle: MED-THKPavilion 41.6°Culet: NoneDepth 61.4%

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 4
Current: ₹4,55,888 INR|Low: ₹1,68,868 INR|High: ₹4,55,888 INR|Avg: ₹2,36,547 INR|+13.2%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 4, 2026
Retailer 3₹1,68,868 INR
Retailer 7₹1,72,437 INR
Retailer 13₹1,82,299 INR
Retailer 16₹1,86,056 INR
Retailer 10₹1,86,901 INR
Retailer 2₹1,90,188 INR
Retailer 8₹1,92,630 INR
Retailer 12₹1,95,541 INR
Retailer 4₹1,96,199 INR
Retailer 14₹1,99,862 INR
Retailer 11₹2,06,812 INR
Retailer 5₹2,15,640 INR
Retailer 6₹2,29,634 INR
Retailer 9₹2,54,148 INR
Retailer 15₹3,27,405 INR
NZ Jewellers₹4,55,888 INR

30 data points across 16 retailers

15 retailers₹1,68,868 INR to ₹4,55,888 INR

A
Cheapest Retailer
-
₹1,68,868 INR
A
Retailer 2
-
₹1,82,299 INR
View
B+
Retailer 3
-
₹1,86,056 INR
View
A
Retailer 4
-
₹1,86,901 INR
View
B+
Retailer 5
-
₹1,90,188 INR
View
Retailer 6
-
₹1,92,630 INR
View
Price last confirmed 9 days ago
B+
Retailer 7
-
₹1,95,541 INR
View
B+
Retailer 8
-
₹1,96,199 INR
View
B+
Retailer 9
-
₹1,99,862 INR
View
B+
Retailer 10
-
₹2,06,812 INR
View
B+
Retailer 11
-
₹2,15,640 INR
View
B+
Retailer 12
-
₹2,29,634 INR
View
B
Retailer 13
-
₹2,54,148 INR
View
B
Retailer 14
-
₹3,27,405 INR
View
Most Expensive
C
NZ Jewellers
e7f57f2b-408c-44ac-805d-a1c3ad3009ff · Nov 3
₹4,55,888 INR
$4,854 USD
View
14 more retailers have this diamond
Prices start from ₹1,68,868 INRSave up to ₹2,87,020 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
₹1,68,868 INR