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Marquise|Natural|GIA

1.50ct I SI2 Marquise Natural Diamond

EX • I/SI2 • GIA 2245011740

Certificate GIA 2245011740

Diamond specifications and retailer prices

From $9,469 CAD
As of November 6, 2026
Save $8,604 CAD (48%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $18,073 CAD at MOH London · As of November 4, 2026
View at MOH London

About this 1.5ct natural marquise diamond

This 1.5ct natural marquise sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2245011740. Listed at 14 retailers as of November 4, 2026, with prices from $9,469 to $18,073, a $8,604 spread on the same certified stone. MOH London lists it at $18,073. 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
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2245011740
Dimensions11.83 × 6.09 × 3.64 mm
L/W Ratio1.94
Culet sizeNone
Top View
11.83 mm6.09 mm1.50 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2245011740
Side View
Table 58.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 59.9%

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: $18,073 CAD|Low: $9,469 CAD|High: $18,339 CAD|Avg: $13,252 CAD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 4$9,469 CAD
Retailer 8$9,496 CAD
Retailer 3$12,012 CAD
Retailer 7$12,052 CAD
Retailer 9$12,147 CAD
Retailer 2$12,600 CAD
Retailer 6$13,162 CAD
Retailer 5$14,150 CAD
MOH London$18,073 CAD

43 data points across 9 retailers

14 retailers$9,469 CAD to $18,073 CAD

B+
Cheapest Retailer
-
$9,469 CAD
B+
Retailer 2
-
$9,496 CAD
View
B+
Retailer 3
-
$10,143 CAD
View
B+
Retailer 4
-
$10,458 CAD
View
B+
Retailer 5
-
$12,012 CAD
View
B
Retailer 6
-
$12,052 CAD
View
B
Retailer 7
-
$12,147 CAD
View
B
Retailer 8
-
$12,600 CAD
View
B
Retailer 9
-
$12,927 CAD
View
B
Retailer 10
-
$12,927 CAD
View
B
Retailer 11
-
$13,162 CAD
View
B
Retailer 12
-
$13,349 CAD
View
B
Retailer 13
-
$14,150 CAD
View
Most Expensive
B
MOH London
B80DC7246 · Nov 4
$18,073 CAD
£10,117 GBP
View
13 more retailers have this diamond
Prices start from $9,469 CADSave up to $8,604 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
$9,469 CAD