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Round|Natural|GIA

1.50ct D SI2 Round Natural Diamond

ID • D/SI2 • GIA 326

Certificate GIA 326

Diamond specifications and retailer prices

From $6,787 CAD
As of October 31, 2026
Save $1,413 CAD (17%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $11,310 CAD at Helzberg Diamonds · As of October 30, 2026
View at Helzberg Diamonds

About this 1.5ct natural round diamond

This 1.5ct natural round 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 and certified by GIA. Listed at 4 retailers as of October 31, 2026, with a relatively tight 21% spread, which is unusual at this carat range and suggests competitive pricing across the listings. 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
D
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 326
Dimensions7.41 × 7.46 × 4.47 mm
L/W Ratio1.01
Top View
7.41 mm7.46 mm1.50 ctD / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 326
Side View
Table 60.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 59.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: $11,310 CAD|Low: $5,855 CAD|High: $12,321 CAD|Avg: $7,930 CAD|-8.2%
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 28, 2026
Retailer 5$5,855 CAD
Retailer 9$5,986 CAD
Retailer 6$6,582 CAD
Retailer 2$6,787 CAD
Retailer 3$6,955 CAD
Retailer 7$7,595 CAD
Retailer 4$8,201 CAD
Helzberg Diamonds$11,310 CAD
Retailer 8$11,466 CAD

25 data points across 9 retailers

4 retailers$6,787 CAD to $8,201 CAD

A
Cheapest Retailer
-
$6,787 CAD
Retailer 2
-
$6,955 CAD
View
Price last confirmed 9 days ago
A
Retailer 3
-
$8,201 CAD
View
Most Expensive
Helzberg Diamonds
XZRIIKLGLJOLM · Oct 30
$11,310 CAD
$8,098 USD
View
Price last confirmed 7 days ago
3 more retailers have this diamond
Prices start from $6,787 CADSave up to $1,413 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
1.50ct Round
$6,787 CAD