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Radiant|Natural|HRD

1.73ct D SI2 Radiant Natural Diamond

ID • D/SI2 • HRD 250000280591

Certificate HRD 250000280591

Diamond specifications and retailer prices

From $9,628 CAD
SGD 9,314 SGD
As of October 29, 2026
Save $8,627 CAD (47%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $18,255 CAD at NZ Jewellers · As of October 24, 2026
View at NZ Jewellers

About this 1.73ct natural radiant diamond

This 1.73ct natural radiant sits in the one-and-a-half to two carat band, graded D 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 250000280591. Listed at 9 retailers as of October 24, 2026, with prices from $9,628 to $18,255, a $8,627 spread on the same certified stone. NZ Jewellers lists it at $18,255. 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

1.73
Carat
D
Color
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle33°
OriginNatural
Grading LabHRD
CertificateHRD 250000280591
Dimensions7.99 × 5.88 × 3.96 mm
L/W Ratio1.36
Girdle conditionPolished
Top View
7.99 mm5.88 mm1.73 ctD / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateHRD 250000280591
Side View
Table 67.0%CrownGirdle: MediumPavilion 33°Culet: NoneDepth 67.3%

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: Oct 29
Current: $11,407 CAD|Low: $8,064 CAD|High: $15,394 CAD|Avg: $10,671 CAD|-2.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 3$8,064 CAD
Retailer 11$9,197 CAD
Retailer 5$9,628 CAD
Retailer 10$9,823 CAD
Retailer 8$9,957 CAD
Retailer 9$10,030 CAD
Retailer 6$10,074 CAD
Retailer 7$11,141 CAD
Retailer 1$11,407 CAD
Retailer 2$13,352 CAD
Retailer 4$15,292 CAD

20 data points across 11 retailers

9 retailers$9,628 CAD to $18,255 CAD

A
Cheapest Retailer
-
$9,628 CAD
SGD 9,314 SGD
A
Retailer 2
-
$9,823 CAD
A$10,818 AUD
View
A
Retailer 3
-
$9,957 CAD
$7,128 USD
View
A
Retailer 4
-
$10,030 CAD
$7,180 USD
View
A
Retailer 5
-
$10,074 CAD
$7,212 USD
View
Final sale: no returns
A
Retailer 6
-
$11,141 CAD
$7,975 USD
View
A
Retailer 7
-
$11,407 CAD
€7,777 EUR
View
B+
Retailer 8
-
$15,292 CAD
£8,620 GBP
View
Most Expensive
B
NZ Jewellers
63b80af5-784a-4001-a814-d39994758036 · Oct 24
$18,255 CAD
$13,068 USD
View
8 more retailers have this diamond
Prices start from $9,628 CADSave up to $8,627 CAD

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
1.73ct Radiant
$9,628 CAD