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Heart|Natural|HRD

1.21ct E SI2 Heart Natural Diamond

EX • E/SI2 • HRD 250000167661

Certificate HRD 250000167661

Diamond specifications and retailer prices

From $3,765 SGD
$2,945 USD
As of October 30, 2026
Save $3,623 SGD (49%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $7,388 SGD at NZ Jewellers · As of October 30, 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 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 250000167661. Listed at 8 retailers as of October 30, 2026, with prices from $3,765 to $7,388, a $3,623 spread on the same certified stone. NZ Jewellers lists it at $7,388. 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

1.21
Carat
E
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle41.23°
Pavilion angle39.46°
OriginNatural
Grading LabHRD
CertificateHRD 250000167661
Dimensions7.32 × 6.45 × 4.37 mm
L/W Ratio1.13
Culet sizePointed
Top View
7.32 mm6.45 mm1.21 ctE / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateHRD 250000167661
Side View
Table 59.0%Crown 41.23°Girdle: MediumPavilion 39.46°Culet: NoneDepth 59.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $7,388 SGD|Low: $2,930 SGD|High: $7,388 SGD|Avg: $4,716 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 3$2,930 SGD
Retailer 10$3,765 SGD
Retailer 7$3,913 SGD
Retailer 2$4,240 SGD
Retailer 8$4,240 SGD
Retailer 5$4,404 SGD
Retailer 9$4,425 SGD
Retailer 11$4,699 SGD
Retailer 6$4,894 SGD
Retailer 4$7,131 SGD
NZ Jewellers$7,388 SGD

17 data points across 11 retailers

8 retailers$3,765 SGD to $7,388 SGD

B+
Cheapest Retailer
-
$3,765 SGD
$2,945 USD
B+
Retailer 2
-
$3,913 SGD
$3,061 USD
View
Final sale: no returns
B+
Retailer 3
-
$4,240 SGD
$3,317 USD
View
B
Retailer 4
-
$4,404 SGD
$3,445 USD
View
B
Retailer 5
-
$4,425 SGD
$3,461 USD
View
B
Retailer 6
-
$4,894 SGD
$3,828 USD
View
B
Retailer 7
-
$7,131 SGD
£4,392 GBP
View
Most Expensive
B
NZ Jewellers
08478335-56c5-466c-9b21-076fcfcc9f3e · Oct 30
$7,388 SGD
$5,779 USD
View
7 more retailers have this diamond
Prices start from $3,765 SGDSave up to $3,623 SGD

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.

B+
1.21ct Heart
$3,765 SGD