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Round|Natural|GIA

1.50ct M SI1 Round Natural Diamond

EX • M/SI1 • GIA 6501366436

Certificate GIA 6501366436

Diamond specifications and retailer prices

From $3,003 CAD
As of November 4, 2026
Save $5,025 CAD (63%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $8,028 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.5ct natural round diamond

This 1.5ct natural round sits in the one-and-a-half to two carat band, graded M colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6501366436. Listed at 15 retailers as of November 4, 2026, with prices from $3,003 to $8,028, a $5,025 spread on the same certified stone. NZ Jewellers lists it at $8,028. 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
M
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6501366436
Dimensions7.26 × 7.30 × 4.57 mm
L/W Ratio1.01
Star length55%
Lower girdle75%
Top View
7.26 mm7.30 mm1.50 ctM / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6501366436
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.8%

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: Nov 4
Current: $8,028 CAD|Low: $2,966 CAD|High: $8,028 CAD|Avg: $4,233 CAD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 6, 2026
Retailer 11$3,003 CAD
Retailer 9$3,053 CAD
Retailer 6$3,438 CAD
Retailer 4$3,771 CAD
Retailer 3$3,839 CAD
Retailer 13$3,839 CAD
Retailer 15$3,839 CAD
Retailer 14$3,987 CAD
Retailer 12$4,036 CAD
Retailer 2$4,180 CAD
Retailer 5$4,430 CAD
Retailer 10$4,677 CAD
Retailer 8$4,686 CAD
Retailer 7$5,807 CAD
NZ Jewellers$8,028 CAD

35 data points across 15 retailers

15 retailers$3,003 CAD to $8,028 CAD

A
Cheapest Retailer
-
$3,003 CAD
A
Retailer 2
-
$3,053 CAD
View
A
Retailer 3
-
$3,438 CAD
View
B+
Retailer 4
-
$3,771 CAD
View
Retailer 5
-
$3,839 CAD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$3,839 CAD
View
B+
Retailer 7
-
$3,839 CAD
View
B+
Retailer 8
-
$3,987 CAD
View
B+
Retailer 9
-
$4,036 CAD
View
B+
Retailer 10
-
$4,180 CAD
View
B+
Retailer 11
-
$4,430 CAD
View
B+
Retailer 12
-
$4,677 CAD
View
B+
Retailer 13
-
$4,686 CAD
View
B
Retailer 14
-
$5,807 CAD
View
Most Expensive
C
NZ Jewellers
7b91fc11-c002-403c-bb64-d19130b7a9df · Nov 5
$8,028 CAD
$5,748 USD
View
14 more retailers have this diamond
Prices start from $3,003 CADSave up to $5,025 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
$3,003 CAD