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Marquise|Natural|GIA

0.90ct J SI1 Marquise Natural Diamond

EX • J/SI1 • GIA 2524215421

Certificate GIA 2524215421

Diamond specifications and retailer prices

From $2,626 CAD
$1,880 USD
As of October 30, 2026
Save $3,092 CAD (54%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $5,718 CAD at MOH London · As of October 25, 2026
View at MOH London

About this 0.9ct natural marquise diamond

This 0.9ct natural marquise sits in the just-under-one-carat band, graded J 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 2524215421. Listed at 13 retailers as of October 25, 2026, with prices from $2,626 to $5,718, a $3,092 spread on the same certified stone. MOH London lists it at $5,718. 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

0.90
Carat
J
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.54°
OriginNatural
Grading LabGIA
CertificateGIA 2524215421
Dimensions10.07 × 5.15 × 3.00 mm
L/W Ratio1.96
Top View
10.07 mm5.15 mm0.90 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2524215421
Side View
Table 59.0%Crown 35.54°Girdle: MED-THKPavilionCulet: NoneDepth 58.4%

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 30
Current: $5,718 CAD|Low: $2,591 CAD|High: $5,778 CAD|Avg: $3,662 CAD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 6$2,626 CAD
Retailer 7$2,779 CAD
Retailer 5$3,237 CAD
Retailer 3$3,577 CAD
Retailer 2$3,815 CAD
Retailer 4$4,013 CAD
MOH London$5,718 CAD

41 data points across 7 retailers

13 retailers$2,626 CAD to $5,718 CAD

B+
Cheapest Retailer
-
$2,626 CAD
$1,880 USD
B+
Retailer 2
-
$2,654 CAD
$1,900 USD
View
B+
Retailer 3
-
$2,779 CAD
$1,990 USD
View
B
Retailer 4
-
$3,220 CAD
View
B
Retailer 5
-
$3,237 CAD
$2,317 USD
View
B
Retailer 6
-
$3,422 CAD
$2,450 USD
View
B
Retailer 7
-
$3,422 CAD
$2,450 USD
View
B
Retailer 8
-
$3,534 CAD
$2,530 USD
View
B
Retailer 9
-
$3,577 CAD
£2,016 GBP
View
B
Retailer 10
-
$3,727 CAD
$2,668 USD
View
B
Retailer 11
-
$3,815 CAD
€2,601 EUR
View
Retailer 12
-
$4,013 CAD
A$4,419 AUD
View
Price last confirmed 25 days ago
Most Expensive
B
MOH London
5A7514D13 · Oct 25
$5,718 CAD
£3,223 GBP
View
12 more retailers have this diamond
Prices start from $2,626 CADSave up to $3,092 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+
0.90ct Marquise
$2,626 CAD