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1.50ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 1367318871

Certificate GIA 1367318871

Diamond specifications and retailer prices

From $7,397 CAD
$5,295 USD
As of October 30, 2026
Save $8,263 CAD (53%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $15,659 CAD at NZ Jewellers · As of October 30, 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 J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1367318871. Listed at 20 retailers as of October 30, 2026, with prices from $7,397 to $15,659, a $8,263 spread on the same certified stone. NZ Jewellers lists it at $15,659. 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
J
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1367318871
Dimensions7.30 × 7.26 × 4.55 mm
L/W Ratio1.01
Culet sizeNone
Top View
7.30 mm7.26 mm1.50 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 1367318871
Side View
Table 56.0%Crown 36.5°Girdle: THN-STKPavilion 40.6°Culet: NoneDepth 62.5%

Caratlytics Score

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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: Oct 30
Current: $11,217 CAD|Low: $7,397 CAD|High: $13,960 CAD|Avg: $9,605 CAD|-0.9%
Retailer 1
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
October 30, 2026
Retailer 4$7,397 CAD
Retailer 12$7,411 CAD
Retailer 14$7,906 CAD
Retailer 8$8,277 CAD
Retailer 2$8,482 CAD
Retailer 3$8,482 CAD
Retailer 13$8,482 CAD
Retailer 5$8,978 CAD
Retailer 6$9,024 CAD
Retailer 15$9,138 CAD
Retailer 7$9,787 CAD
Retailer 9$10,258 CAD
Retailer 1$11,217 CAD
Retailer 11$11,401 CAD
Retailer 10$13,868 CAD

34 data points across 15 retailers

20 retailers$7,397 CAD to $15,659 CAD

B+
Cheapest Retailer
-
$7,397 CAD
$5,295 USD
B+
Retailer 2
-
$7,411 CAD
$5,305 USD
View
B
Retailer 3
-
$7,644 CAD
$5,472 USD
View
B
Retailer 4
-
$7,906 CAD
$5,660 USD
View
B+
Retailer 5
-
$8,277 CAD
£4,665 GBP
View
B
Retailer 6
-
$8,482 CAD
$6,072 USD
View
B
Retailer 7
-
$8,482 CAD
$6,072 USD
View
B+
Retailer 8
-
$8,482 CAD
$6,072 USD
View
B
Retailer 9
-
$8,978 CAD
$6,427 USD
View
B
Retailer 10
-
$9,024 CAD
$6,460 USD
View
B
Retailer 11
-
$9,024 CAD
$6,460 USD
View
Retailer 12
-
$9,138 CAD
A$10,064 AUD
View
Price last confirmed 18 days ago
B
Retailer 13
-
$9,317 CAD
$6,670 USD
View
B
Retailer 14
-
$9,787 CAD
$7,006 USD
View
B
Retailer 15
-
$10,258 CAD
€6,994 EUR
View
Retailer 16
-
$10,322 CAD
$7,389 USD
View
Price last confirmed 8 days ago
B
Retailer 17
-
$11,217 CAD
£6,323 GBP
View
B
Retailer 18
-
$11,401 CAD
ZAR 131,855 ZAR
View
B
Retailer 19
-
$13,868 CAD
£7,817 GBP
View
Most Expensive
B
NZ Jewellers
9327b21a-3ec2-40d7-966f-d43c17bac7f0 · Oct 30
$15,659 CAD
$11,210 USD
View
19 more retailers have this diamond
Prices start from $7,397 CADSave up to $8,263 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+
1.50ct Round
$7,397 CAD