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Marquise|Natural|HRD

1.51ct H SI2 Marquise Natural Diamond

EX • H/SI2 • HRD 260000034015

Certificate HRD 260000034015

Diamond specifications and retailer prices

From $4,365 CAD
SGD 4,223 SGD
As of October 31, 2026
Save $3,547 CAD (45%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $7,912 CAD at Wholesale Diamonds Direct · As of October 27, 2026
View at Wholesale Diamonds Direct

About this 1.51ct natural marquise diamond

This 1.51ct natural marquise sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by HRD 260000034015. Listed at 5 retailers as of October 27, 2026, with prices from $4,365 to $7,912, a $3,547 spread on the same certified stone. Wholesale Diamonds Direct lists it at $7,912. 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
H
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.11°
Pavilion angle40.04°
OriginNatural
Grading LabHRD
CertificateHRD 260000034015
Dimensions11.15 × 5.89 × 3.78 mm
L/W Ratio1.89
Culet sizePointed
Top View
11.15 mm5.89 mm1.51 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateHRD 260000034015
Side View
Table 57.0%Crown 39.11°Girdle: MediumPavilion 40.04°Culet: NoneDepth 64.2%

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: Oct 31
Current: $5,731 CAD|Low: $4,365 CAD|High: $8,916 CAD|Avg: $6,341 CAD|-11.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Wholesale Diamonds Direct
October 31, 2026
Retailer 3$4,365 CAD
Retailer 2$4,620 CAD
Retailer 4$5,573 CAD
Retailer 1$5,731 CAD
Retailer 5$7,568 CAD
Wholesale Diamonds Direct$7,912 CAD

23 data points across 6 retailers

5 retailers$4,365 CAD to $7,912 CAD

A
Cheapest Retailer
-
$4,365 CAD
SGD 4,223 SGD
A
Retailer 2
-
$4,620 CAD
$3,307 USD
View
A
Retailer 3
-
$5,573 CAD
$3,990 USD
View
A
Retailer 4
-
$5,731 CAD
€3,907 EUR
View
Most Expensive
A
Wholesale Diamonds Direct
585209195 · Oct 27
$7,912 CAD
$5,664 USD
View
4 more retailers have this diamond
Prices start from $4,365 CADSave up to $3,547 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
1.51ct Marquise
$4,365 CAD