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Marquise|Natural|GIA

1.50ct H SI1 Marquise Natural Diamond

EX • H/SI1 • GIA 5546345302

Certificate GIA 5546345302

Diamond specifications and retailer prices

From $13,634 CAD
$9,760 USD
As of October 31, 2026
Save $11,379 CAD (45%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $25,013 CAD at NZ Jewellers · As of October 30, 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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5546345302. Listed at 15 retailers as of October 30, 2026, with prices from $13,634 to $25,013, a $11,379 spread on the same certified stone. NZ Jewellers lists it at $25,013. 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
H
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5546345302
Dimensions11.24 × 5.83 × 3.84 mm
L/W Ratio1.93
Top View
11.24 mm5.83 mm1.50 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5546345302
Side View
Table 61.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 65.8%

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: Oct 31
Current: $25,013 CAD|Low: $13,576 CAD|High: $25,013 CAD|Avg: $17,974 CAD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 9$13,634 CAD
Retailer 6$15,005 CAD
Retailer 10$16,259 CAD
Retailer 4$16,382 CAD
Retailer 7$16,509 CAD
Retailer 3$16,961 CAD
Retailer 8$17,143 CAD
Retailer 2$18,912 CAD
Retailer 5$23,565 CAD
NZ Jewellers$25,013 CAD

42 data points across 10 retailers

15 retailers$13,634 CAD to $25,013 CAD

B+
Cheapest Retailer
-
$13,634 CAD
$9,760 USD
B+
Retailer 2
-
$14,061 CAD
$10,066 USD
View
B+
Retailer 3
-
$14,237 CAD
A$15,680 AUD
View
B
Retailer 4
-
$14,773 CAD
$10,576 USD
View
B
Retailer 5
-
$15,005 CAD
$10,742 USD
View
Final sale: no returns
B
Retailer 6
-
$16,259 CAD
$11,639 USD
View
B
Retailer 7
-
$16,382 CAD
£9,234 GBP
View
B
Retailer 8
-
$16,509 CAD
$11,818 USD
View
B
Retailer 9
-
$16,961 CAD
£9,561 GBP
View
B
Retailer 10
-
$17,143 CAD
$12,272 USD
View
B
Retailer 11
-
$18,049 CAD
$12,921 USD
View
B
Retailer 12
-
$18,759 CAD
$13,429 USD
View
B
Retailer 13
-
$18,912 CAD
€12,894 EUR
View
B
Retailer 14
-
$23,565 CAD
£13,283 GBP
View
Most Expensive
B
NZ Jewellers
bd99867b-f986-4c3e-8015-60d6ae55dbfd · Oct 30
$25,013 CAD
$17,906 USD
View
14 more retailers have this diamond
Prices start from $13,634 CADSave up to $11,379 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
$13,634 CAD