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Heart|Natural|HRD

1.51ct K SI1 Heart Natural Diamond

EX • K/SI1 • HRD 250000276766

Certificate HRD 250000276766

Diamond specifications and retailer prices

From ₹2,11,696 INR
As of November 1, 2026
Save ₹2,30,949 INR (52%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: ₹4,42,645 INR at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1.51ct natural heart diamond

This 1.51ct natural heart sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by HRD 250000276766. Listed at 5 retailers as of November 1, 2026, with prices from ₹2,11,696 to ₹4,42,645, a ₹2,30,949 spread on the same certified stone. NZ Jewellers lists it at ₹4,42,645. 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

1.51
Carat
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.17°
Pavilion angle41.2°
OriginNatural
Grading LabHRD
CertificateHRD 250000276766
Dimensions7.20 × 8.00 × 4.75 mm
L/W Ratio1.11
Girdle conditionMedium
Top View
7.20 mm8.00 mm1.51 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateHRD 250000276766
Side View
Table 59.0%Crown 36.17°GirdlePavilion 41.2°CuletDepth 59.4%

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 1
Current: ₹4,42,645 INR|Low: ₹2,11,696 INR|High: ₹4,51,567 INR|Avg: ₹2,87,510 INR|-2.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 3₹2,11,696 INR
Retailer 5₹2,16,016 INR
Retailer 4₹2,21,463 INR
Retailer 7₹2,55,650 INR
Retailer 6₹2,55,932 INR
Retailer 2₹3,70,890 INR
NZ Jewellers₹4,42,645 INR

12 data points across 7 retailers

5 retailers₹2,11,696 INR to ₹4,42,645 INR

A
Cheapest Retailer
-
₹2,11,696 INR
B+
Retailer 2
-
₹2,16,016 INR
View
A
Retailer 3
-
₹2,21,463 INR
View
B+
Retailer 4
-
₹3,70,890 INR
View
Most Expensive
B
NZ Jewellers
b2e90259-6d77-4518-8b11-0fa4efcef192 · Nov 3
₹4,42,645 INR
$4,713 USD
View
4 more retailers have this diamond
Prices start from ₹2,11,696 INRSave up to ₹2,30,949 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
₹2,11,696 INR