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Marquise|Natural|GIA

1.50ct K SI1 Marquise Natural Diamond

EX • K/SI1 • GIA 1232882970

Certificate GIA 1232882970

Diamond specifications and retailer prices

From $8,002 CAD
As of November 6, 2026
Save $8,950 CAD (53%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $16,952 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.5ct natural marquise diamond

This 1.5ct natural marquise sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1232882970. Listed at 20 retailers as of November 5, 2026, with prices from $8,002 to $16,952, a $8,950 spread on the same certified stone. NZ Jewellers lists it at $16,952. 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
K
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryExcellent
FluorescenceFaint
Pavilion angle39.74°
OriginNatural
Grading LabGIA
CertificateGIA 1232882970
Dimensions11.84 × 5.72 × 3.73 mm
L/W Ratio2.07
Key to symbols
Crystal, Feather, Needle, Natural
Top View
11.84 mm5.72 mm1.50 ctK / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1232882970
Side View
Table 58.0%CrownGirdle: STK-VTKPavilion 39.74°Culet: NoneDepth 65.2%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: $16,952 CAD|Low: $8,002 CAD|High: $16,952 CAD|Avg: $10,461 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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 6, 2026
Retailer 8$8,002 CAD
Retailer 9$8,008 CAD
Retailer 17$8,476 CAD
Retailer 6$8,531 CAD
Retailer 7$8,547 CAD
Retailer 3$9,182 CAD
Retailer 18$9,298 CAD
Retailer 16$9,324 CAD
Retailer 11$9,538 CAD
Retailer 13$9,624 CAD
Retailer 2$9,832 CAD
Retailer 19$10,371 CAD
Retailer 4$10,595 CAD
Retailer 12$11,012 CAD
Retailer 10$11,170 CAD
Retailer 14$12,367 CAD
Retailer 15$14,087 CAD
Retailer 5$14,844 CAD
NZ Jewellers$16,952 CAD

37 data points across 19 retailers

20 retailers$8,002 CAD to $16,952 CAD

B+
Cheapest Retailer
-
$8,002 CAD
B+
Retailer 2
-
$8,008 CAD
View
Retailer 3
-
$8,476 CAD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
$8,531 CAD
View
B+
Retailer 5
-
$8,547 CAD
View
B+
Retailer 6
-
$9,040 CAD
View
B
Retailer 7
-
$9,182 CAD
View
B
Retailer 8
-
$9,298 CAD
View
B
Retailer 9
-
$9,324 CAD
View
B
Retailer 10
-
$9,538 CAD
View
B
Retailer 11
-
$9,624 CAD
View
B
Retailer 12
-
$9,832 CAD
View
B
Retailer 13
-
$10,371 CAD
View
B
Retailer 14
-
$10,595 CAD
View
B
Retailer 15
-
$11,012 CAD
View
Retailer 16
-
$11,170 CAD
View
Price last confirmed 14 days ago
B
Retailer 17
-
$12,367 CAD
View
B
Retailer 18
-
$14,087 CAD
View
B
Retailer 19
-
$14,844 CAD
View
Most Expensive
B
NZ Jewellers
6bceaecc-c468-4a9f-91af-66ce2ac66a01 · Nov 5
$16,952 CAD
$12,052 USD
View
19 more retailers have this diamond
Prices start from $8,002 CADSave up to $8,950 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 Marquise
$8,002 CAD