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Marquise|Natural|GIA

1.50ct I SI2 Marquise Natural Diamond

EX • I/SI2 • GIA 2564054571

Certificate GIA 2564054571

Diamond specifications and retailer prices

From $7,577 CAD
As of November 6, 2026
Save $2,635 CAD (26%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $10,213 CAD at 77 Diamonds · As of November 6, 2026
View at 77 Diamonds

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 2564054571. Listed at 6 retailers as of November 6, 2026, with prices from $7,577 to $10,213, a $2,635 spread on the same certified stone. 77 Diamonds lists it at $10,213. 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 2564054571
Dimensions11.95 × 6.01 × 3.50 mm
L/W Ratio1.99
Culet sizeVery Small
Key to symbols
Twinning Wisp, Feather, Cavity, Indented Natural, Natural
Top View
11.95 mm6.01 mm1.50 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2564054571
Side View
Table 64.0%CrownGirdle: MED-VTKPavilionCulet: Very SmallDepth 58.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $10,213 CAD|Low: $7,577 CAD|High: $10,313 CAD|Avg: $8,912 CAD|+7.7%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
November 6, 2026
Retailer 2$7,577 CAD
Retailer 4$9,603 CAD
Retailer 3$10,016 CAD
77 Diamonds$10,213 CAD

46 data points across 4 retailers

6 retailers$7,577 CAD to $10,213 CAD

A
Cheapest Retailer
-
$7,577 CAD
B+
Retailer 2
-
$9,032 CAD
View
B+
Retailer 3
-
$9,542 CAD
View
B+
Retailer 4
-
$9,603 CAD
View
B+
Retailer 5
-
$10,016 CAD
View
Most Expensive
B+
77 Diamonds
MQCPDDXA4VGA · Nov 6
$10,213 CAD
£5,717 GBP
View
5 more retailers have this diamond
Prices start from $7,577 CADSave up to $2,635 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 Marquise
$7,577 CAD