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Oval|Natural|HRD

1.51ct K SI2 Oval Natural Diamond

ID • K/SI2 • HRD 220000073717

Shape and cutting style on the report: Oval (variation)

Certificate HRD 220000073717

Diamond specifications and retailer prices

From $2,559 SGD
As of November 5, 2026
Save $9,122 SGD (78%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $11,681 SGD at Allurez · As of November 5, 2026
View at Allurez

About this 1.51ct natural oval diamond

This 1.51ct natural oval sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by HRD 220000073717. Listed at 12 retailers as of November 5, 2026, with prices from $2,559 to $11,681, a $9,122 spread on the same certified stone. Allurez lists it at $11,681. 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

1.51
Carat
K
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabHRD
CertificateHRD 220000073717
Dimensions9.82 × 6.11 × 3.94 mm
L/W Ratio1.61
Girdle conditionFaceted
Culet sizeNone
Top View
9.82 mm6.11 mm1.51 ctK / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateHRD 220000073717
Side View
Table 64.0%CrownGirdle: MediumPavilionCulet: 0.0Depth 65.0%

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 5
Current: $11,681 SGD|Low: $2,545 SGD|High: $11,681 SGD|Avg: $4,028 SGD
Allurez
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 6, 2026
Retailer 7$2,559 SGD
Retailer 5$2,703 SGD
Retailer 9$2,711 SGD
Retailer 13$2,711 SGD
Retailer 4$2,741 SGD
Retailer 10$2,835 SGD
Retailer 3$2,887 SGD
Retailer 14$2,935 SGD
Retailer 11$3,127 SGD
Retailer 2$3,681 SGD
Retailer 6$4,332 SGD
Retailer 8$4,747 SGD
Retailer 12$5,666 SGD
Allurez$11,681 SGD

31 data points across 14 retailers

12 retailers$2,559 SGD to $11,681 SGD

A
Cheapest Retailer
-
$2,559 SGD
Retailer 2
-
$2,711 SGD
View
Price last confirmed 8 days ago
A
Retailer 3
-
$2,711 SGD
View
A
Retailer 4
-
$2,741 SGD
View
A
Retailer 5
-
$2,835 SGD
View
B+
Retailer 6
-
$2,887 SGD
View
B+
Retailer 7
-
$2,935 SGD
View
B+
Retailer 8
-
$3,127 SGD
View
B+
Retailer 9
-
$3,681 SGD
View
B+
Retailer 10
-
$4,747 SGD
View
B+
Retailer 11
-
$5,666 SGD
View
Most Expensive
C
Allurez
5441780 · Nov 5
$11,681 SGD
$9,114 USD
View
11 more retailers have this diamond
Prices start from $2,559 SGDSave up to $9,122 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
1.51ct Oval
$2,559 SGD