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Radiant|Natural|HRD

1.50ct K SI2 Radiant Natural Diamond

EX • K/SI2 • HRD 230000003590

Certificate HRD 230000003590

Diamond specifications and retailer prices

From $2,536 SGD
As of November 5, 2026
Save $3,649 SGD (59%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $6,185 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.5ct natural radiant diamond

This 1.5ct natural radiant 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 230000003590. Listed at 7 retailers as of November 5, 2026, with prices from $2,536 to $6,185, a $3,649 spread on the same certified stone. NZ Jewellers lists it at $6,185. 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

1.50
Carat
K
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle46.41°
Pavilion angle59.72°
OriginNatural
Grading LabHRD
CertificateHRD 230000003590
Dimensions7.49 × 5.78 × 3.99 mm
L/W Ratio1.30
Top View
7.49 mm5.78 mm1.50 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateHRD 230000003590
Side View
Table 65.0%Crown 46.41°Girdle: MediumPavilion 59.72°CuletDepth 69.0%

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 5
Current: $6,185 SGD|Low: $2,536 SGD|High: $6,185 SGD|Avg: $3,724 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 5$2,536 SGD
Retailer 7$2,563 SGD
Retailer 4$2,653 SGD
Retailer 2$3,608 SGD
Retailer 6$3,876 SGD
Retailer 3$4,429 SGD
NZ Jewellers$6,185 SGD

27 data points across 7 retailers

7 retailers$2,536 SGD to $6,185 SGD

A
Cheapest Retailer
-
$2,536 SGD
A
Retailer 2
-
$2,563 SGD
View
A
Retailer 3
-
$2,653 SGD
View
B+
Retailer 4
-
$3,608 SGD
View
B+
Retailer 5
-
$3,876 SGD
View
B+
Retailer 6
-
$4,429 SGD
View
Most Expensive
B
NZ Jewellers
d5129621-53b1-45b1-956b-45380cdfd710 · Nov 5
$6,185 SGD
$4,826 USD
View
6 more retailers have this diamond
Prices start from $2,536 SGDSave up to $3,649 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
1.50ct Radiant
$2,536 SGD