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Round|Natural|GIA

1.50ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 2537064163

Certificate GIA 2537064163

Diamond specifications and retailer prices

From $7,437 CAD
As of November 1, 2026
Save $9,188 CAD (55%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $16,625 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2537064163. Listed at 27 retailers as of November 1, 2026, with prices from $7,437 to $16,625, a $9,188 spread on the same certified stone. NZ Jewellers lists it at $16,625. 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
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 2537064163
Dimensions7.33 × 7.39 × 4.50 mm
L/W Ratio1.01
Star length50%
Top View
7.33 mm7.39 mm1.50 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2537064163
Side View
Table 57.0%Crown 32°Girdle: Medium to Slightly ThickPavilion 41.4°Culet: NoneDepth 61.2%

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: Nov 1
Current: $16,625 CAD|Low: $7,437 CAD|High: $16,625 CAD|Avg: $9,619 CAD
NZ Jewellers
Retailer 2
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Retailer 22
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Retailer 26
Retailer 27
November 6, 2026
Retailer 4$7,437 CAD
Retailer 7$7,533 CAD
Retailer 8$7,634 CAD
Retailer 14$7,854 CAD
Retailer 26$7,861 CAD
Retailer 9$7,958 CAD
Retailer 15$8,311 CAD
Retailer 3$8,366 CAD
Retailer 20$8,597 CAD
Retailer 17$8,801 CAD
Retailer 10$8,867 CAD
Retailer 5$9,005 CAD
Retailer 6$9,005 CAD
Retailer 11$9,005 CAD
Retailer 18$9,170 CAD
Retailer 25$9,171 CAD
Retailer 13$9,375 CAD
Retailer 27$9,648 CAD
Retailer 19$9,818 CAD
Retailer 2$10,167 CAD
Retailer 16$10,167 CAD
Retailer 12$10,391 CAD
Retailer 21$10,560 CAD
Retailer 22$12,128 CAD
Retailer 24$14,412 CAD
Retailer 23$14,604 CAD
NZ Jewellers$16,625 CAD

31 data points across 27 retailers

27 retailers$7,437 CAD to $16,625 CAD

A
Cheapest Retailer
-
$7,437 CAD
A
Retailer 2
-
$7,533 CAD
View
A
Retailer 3
-
$7,634 CAD
View
B+
Retailer 4
-
$7,854 CAD
View
B+
Retailer 5
-
$7,861 CAD
View
B+
Retailer 6
-
$7,958 CAD
View
B+
Retailer 7
-
$8,311 CAD
View
Final sale: no returns
B+
Retailer 8
-
$8,366 CAD
View
B+
Retailer 9
-
$8,597 CAD
View
B+
Retailer 10
-
$8,801 CAD
View
B+
Retailer 11
-
$8,867 CAD
View
Retailer 12
-
$9,005 CAD
View
Price last confirmed 8 days ago
B+
Retailer 13
-
$9,005 CAD
View
B+
Retailer 14
-
$9,005 CAD
View
Retailer 15
-
$9,170 CAD
View
Price last confirmed 22 days ago
B+
Retailer 16
-
$9,171 CAD
View
B+
Retailer 17
-
$9,375 CAD
View
Retailer 18
-
$9,648 CAD
View
Price last confirmed 15 days ago
B
Retailer 19
-
$9,818 CAD
View
B+
Retailer 20
-
$10,167 CAD
View
B
Retailer 21
-
$10,167 CAD
View
B
Retailer 22
-
$10,391 CAD
View
B+
Retailer 23
-
$10,560 CAD
View
B
Retailer 24
-
$12,128 CAD
View
B
Retailer 25
-
$14,412 CAD
View
B
Retailer 26
-
$14,604 CAD
View
Most Expensive
B
NZ Jewellers
7b07b6b6-6dda-4fb1-b157-9c3c62e51643 · Nov 5
$16,625 CAD
$11,904 USD
View
26 more retailers have this diamond
Prices start from $7,437 CADSave up to $9,188 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
$7,437 CAD