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Heart|Natural|HRD

1.21ct K IF Heart Natural Diamond

EX • K/IF • HRD 260000071673

Certificate HRD 260000071673

Diamond specifications and retailer prices

From $2,076 USD
As of November 1, 2026
Save $2,263 USD (52%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $4,339 USD 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 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 260000071673. Listed at 4 retailers as of November 1, 2026, with prices from $2,076 to $4,339, a $2,263 spread on the same certified stone. NZ Jewellers lists it at $4,339. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
K
Color
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.57°
Pavilion angle39.98°
OriginNatural
Grading LabHRD
CertificateHRD 260000071673
Dimensions6.50 × 7.47 × 4.35 mm
L/W Ratio1.15
Girdle conditionMedium
Top View
6.50 mm7.47 mm1.21 ctK / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateHRD 260000071673
Side View
Table 58.0%Crown 36.57°GirdlePavilion 39.98°CuletDepth 58.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $4,339 USD|Low: $2,059 USD|High: $4,383 USD|Avg: $2,836 USD|-1.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 5$2,059 USD
Retailer 3$2,076 USD
Retailer 4$2,171 USD
Retailer 6$2,515 USD
Retailer 2$3,636 USD
NZ Jewellers$4,339 USD

13 data points across 6 retailers

4 retailers$2,076 USD to $4,339 USD

A
Cheapest Retailer
-
$2,076 USD
A
Retailer 2
-
$2,171 USD
View
B
Retailer 3
-
$3,636 USD
View
Most Expensive
B
NZ Jewellers
e12d7ab3-aca0-4725-a42d-d76a5c1bd935 · Nov 3
$4,339 USD
View
3 more retailers have this diamond
Prices start from $2,076 USDSave up to $2,263 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
1.21ct Heart
$2,076 USD