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Heart|Natural|HRD

1.51ct K IF Heart Natural Diamond

EX • K/IF • HRD 250000297154

Certificate HRD 250000297154

Diamond specifications and retailer prices

From $3,034 USD
As of November 1, 2026
Save $2,252 USD (43%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $5,286 USD 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by HRD 250000297154. Listed at 5 retailers as of November 1, 2026, with prices from $3,034 to $5,286, a $2,252 spread on the same certified stone. NZ Jewellers lists it at $5,286. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
K
Color
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle34.17°
Pavilion angle39.8°
OriginNatural
Grading LabHRD
CertificateHRD 250000297154
Dimensions7.13 × 8.18 × 4.59 mm
L/W Ratio1.15
Girdle conditionMedium
Top View
7.13 mm8.18 mm1.51 ctK / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateHRD 250000297154
Side View
Table 63.0%Crown 34.17°GirdlePavilion 39.8°CuletDepth 56.1%

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 1
Current: $5,286 USD|Low: $3,034 USD|High: $5,392 USD|Avg: $3,970 USD|-2.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 3$3,034 USD
Retailer 4$3,151 USD
Retailer 5$3,160 USD
Retailer 6$3,569 USD
Retailer 2$5,074 USD
NZ Jewellers$5,286 USD

16 data points across 6 retailers

5 retailers$3,034 USD to $5,286 USD

A
Cheapest Retailer
-
$3,034 USD
A
Retailer 2
-
$3,151 USD
View
A
Retailer 3
-
$3,160 USD
View
B+
Retailer 4
-
$5,074 USD
View
Most Expensive
B+
NZ Jewellers
bd6cdd88-5c09-46ca-9b75-4f3c57296efe · Nov 3
$5,286 USD
View
4 more retailers have this diamond
Prices start from $3,034 USDSave up to $2,252 USD

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
$3,034 USD