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Heart|Natural|HRD

3.11ct K SI1 Heart Natural Diamond

ID • K/SI1 • HRD 250000319361

Certificate HRD 250000319361

Diamond specifications and retailer prices

From $16,634 SGD
As of November 7, 2026
Save $8,989 SGD (35%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $25,623 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 3.11ct natural heart diamond

This 3.11ct natural heart sits in the three to five 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 250000319361. Listed at 8 retailers as of November 5, 2026, with prices from $16,634 to $25,623, a $8,989 spread on the same certified stone. NZ Jewellers lists it at $25,623. 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

3.11
Carat
K
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabHRD
CertificateHRD 250000319361
Dimensions10.16 × 8.77 × 6.03 mm
L/W Ratio1.16
Culet sizePointed
Top View
10.16 mm8.77 mm3.11 ctK / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateHRD 250000319361
Side View
Table 63.0%CrownGirdlePavilionCulet: NoneDepth 59.4%

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 7
Current: $25,623 SGD|Low: $16,592 SGD|High: $25,623 SGD|Avg: $19,881 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 7, 2026
Retailer 2$16,634 SGD
Retailer 5$16,970 SGD
Retailer 8$18,101 SGD
Retailer 7$18,385 SGD
Retailer 6$19,091 SGD
Retailer 3$19,260 SGD
Retailer 4$23,945 SGD
NZ Jewellers$25,623 SGD

44 data points across 8 retailers

8 retailers$16,634 SGD to $25,623 SGD

A
Cheapest Retailer
-
$16,634 SGD
Retailer 2
-
$16,970 SGD
View
Price last confirmed 9 days ago
B+
Retailer 3
-
$18,101 SGD
View
B+
Retailer 4
-
$18,385 SGD
View
B+
Retailer 5
-
$19,091 SGD
View
B+
Retailer 6
-
$19,260 SGD
View
B+
Retailer 7
-
$23,945 SGD
View
Most Expensive
B
NZ Jewellers
407a74e7-a5ff-46e8-9683-342134a44a47 · Nov 5
$25,623 SGD
$19,993 USD
View
7 more retailers have this diamond
Prices start from $16,634 SGDSave up to $8,989 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.

A
3.11ct Heart
$16,634 SGD