Heart|Natural|HRD

1.00ct E SI2 Heart Natural Diamond

EX • E/SI2 • HRD 250000138643

Certificate HRD 250000138643

Diamond specifications and retailer prices

From $1,213 USD
As of November 4, 2026
Save $1,995 USD (62%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $3,208 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural heart diamond

This 1ct natural heart sits in the classic one-carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by HRD 250000138643. Listed at 11 retailers as of November 4, 2026, with prices from $1,213 to $3,208, a $1,995 spread on the same certified stone. NZ Jewellers lists it at $3,208. 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

1.00
Carat
E
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabHRD
CertificateHRD 250000138643
Dimensions5.95 × 6.88 × 4.12 mm
L/W Ratio1.16
Girdle conditionFaceted
Cert comments
The stone in accordance with the mentioned number has been identified as a natural gem diamond.
Top View
5.95 mm6.88 mm1.00 ctE / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateHRD 250000138643
Side View
Table 55.0%CrownGirdle: MediumPavilionCulet: NoneDepth 59.9%

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 4
Current: $3,208 USD|Low: $1,112 USD|High: $3,208 USD|Avg: $1,648 USD
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
November 4, 2026
Retailer 6$1,155 USD
Retailer 8$1,213 USD
Retailer 14$1,219 USD
Retailer 10$1,315 USD
Retailer 12$1,315 USD
Retailer 11$1,344 USD
Retailer 9$1,376 USD
Retailer 3$1,450 USD
Retailer 7$1,450 USD
Retailer 13$1,518 USD
Retailer 5$1,899 USD
Retailer 4$2,125 USD
Retailer 2$2,402 USD
NZ Jewellers$3,208 USD

16 data points across 14 retailers

11 retailers$1,213 USD to $3,208 USD

A
Cheapest Retailer
-
$1,213 USD
Final sale: no returns
A
Retailer 2
-
$1,219 USD
View
A
Retailer 3
-
$1,315 USD
View
Retailer 4
-
$1,315 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$1,344 USD
View
A
Retailer 6
-
$1,376 USD
View
A
Retailer 7
-
$1,450 USD
View
Retailer 8
-
$1,450 USD
View
Price last confirmed 9 days ago
A
Retailer 9
-
$1,518 USD
View
B+
Retailer 10
-
$2,402 USD
View
Most Expensive
B
NZ Jewellers
310381e3-fa44-4fe5-9abd-567d2ab7c5fb · Nov 5
$3,208 USD
View
10 more retailers have this diamond
Prices start from $1,213 USDSave up to $1,995 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
1.00ct Heart
$1,213 USD