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Round|Natural|GIA

1.51ct M SI2 Round Natural Diamond

EX • M/SI2 • GIA 6422890913

Certificate GIA 6422890913

Diamond specifications and retailer prices

From $4,982 CAD
As of November 5, 2026
Save $5,072 CAD (50%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $10,054 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded M colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6422890913. Listed at 11 retailers as of November 5, 2026, with prices from $4,982 to $10,054, a $5,072 spread on the same certified stone. NZ Jewellers lists it at $10,054. 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
M
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 6422890913
Dimensions7.36 × 7.40 × 4.56 mm
L/W Ratio1.01
Top View
7.36 mm7.40 mm1.51 ctM / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6422890913
Side View
Table 59.0%Crown 33°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 61.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $10,054 CAD|Low: $4,982 CAD|High: $10,054 CAD|Avg: $6,447 CAD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 6$4,982 CAD
Retailer 10$5,112 CAD
Retailer 5$5,771 CAD
Retailer 7$5,771 CAD
Retailer 9$5,771 CAD
Retailer 3$5,976 CAD
Retailer 4$6,487 CAD
Retailer 8$6,659 CAD
Retailer 11$6,866 CAD
Retailer 2$7,434 CAD
NZ Jewellers$10,054 CAD

38 data points across 11 retailers

11 retailers$4,982 CAD to $10,054 CAD

B+
Cheapest Retailer
-
$4,982 CAD
B+
Retailer 2
-
$5,008 CAD
View
B
Retailer 3
-
$5,078 CAD
View
B
Retailer 4
-
$5,771 CAD
View
Retailer 5
-
$5,771 CAD
View
Price last confirmed 8 days ago
B
Retailer 6
-
$5,771 CAD
View
B
Retailer 7
-
$5,976 CAD
View
B
Retailer 8
-
$6,487 CAD
View
B
Retailer 9
-
$6,659 CAD
View
B
Retailer 10
-
$7,434 CAD
View
Most Expensive
C
NZ Jewellers
d38079af-364e-4d5f-9d9b-d33c6d7af822 · Nov 5
$10,054 CAD
$7,199 USD
View
10 more retailers have this diamond
Prices start from $4,982 CADSave up to $5,072 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.

B+
1.51ct Round
$4,982 CAD