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Marquise|Natural|GIA

0.54ct D SI1 Marquise Natural Diamond

EX • D/SI1 • GIA 1549581511

Certificate GIA 1549581511

Diamond specifications and retailer prices

From $1,378 CAD
$987 USD
As of October 31, 2026
Save $1,283 CAD (48%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,661 CAD at Diamond Exchange Canada · As of October 30, 2026
View at Diamond Exchange Canada

About this 0.54ct natural marquise diamond

This 0.54ct natural marquise sits in the half to three-quarter carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1549581511. Listed at 13 retailers as of October 30, 2026, with prices from $1,378 to $2,661, a $1,283 spread on the same certified stone. Diamond Exchange Canada lists it at $2,661. 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

0.54
Carat
D
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1549581511
Dimensions8.18 × 4.21 × 2.64 mm
L/W Ratio1.94
Girdle conditionFaceted
Top View
8.18 mm4.21 mm0.54 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1549581511
Side View
Table 59.0%CrownGirdle: MED-THKPavilion 40.6°Culet: NoneDepth 62.8%

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: $2,661 CAD|Low: $641 CAD|High: $2,661 CAD|Avg: $1,465 CAD
Diamond Exchange Canada
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
Retailer 20
Retailer 21
October 28, 2026
Retailer 11$641 CAD
Retailer 8$966 CAD
Retailer 12$1,076 CAD
Retailer 5$1,078 CAD
Retailer 14$1,109 CAD
Retailer 7$1,131 CAD
Retailer 6$1,154 CAD
Retailer 9$1,293 CAD
Retailer 13$1,355 CAD
Retailer 20$1,378 CAD
Retailer 15$1,380 CAD
Retailer 18$1,446 CAD
Retailer 17$1,450 CAD
Retailer 16$1,673 CAD
Retailer 10$1,684 CAD
Retailer 4$1,788 CAD
Retailer 21$1,788 CAD
Retailer 19$1,848 CAD
Retailer 3$1,858 CAD
Retailer 2$2,121 CAD
Diamond Exchange Canada$2,661 CAD

18 data points across 21 retailers

13 retailers$1,378 CAD to $2,661 CAD

Retailer 1
-
$1,355 CAD
$970 USD
Price last confirmed 14 days ago
B+
Retailer 2
-
$1,378 CAD
$987 USD
View
B+
Retailer 3
-
$1,380 CAD
SGD 1,335 SGD
View
B+
Retailer 4
-
$1,446 CAD
$1,035 USD
View
B+
Retailer 5
-
$1,450 CAD
$1,038 USD
View
B+
Retailer 6
-
$1,458 CAD
A$1,606 AUD
View
B+
Retailer 7
-
$1,673 CAD
$1,198 USD
View
B+
Retailer 8
-
$1,788 CAD
$1,280 USD
View
B+
Retailer 9
-
$1,788 CAD
$1,280 USD
View
B
Retailer 10
-
$1,848 CAD
$1,323 USD
View
B
Retailer 11
-
$1,858 CAD
$1,330 USD
View
B
Retailer 12
-
$2,121 CAD
€1,446 EUR
View
Most Expensive
B
Diamond Exchange Canada
1983032469 · Oct 30
$2,661 CAD
View
12 more retailers have this diamond
Prices start from $1,378 CADSave up to $1,283 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+
0.54ct Marquise
$1,378 CAD