Marquise|Natural|GIA

2.50ct H SI2 Marquise Natural Diamond

EX • H/SI2

Diamond specifications and retailer prices

From $33,815 CAD
As of October 30, 2026
Save $16,077 CAD (32%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $49,892 CAD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 2.5ct natural marquise diamond

This 2.5ct natural marquise sits in the two to three carat band, graded H 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. Listed at 17 retailers as of October 30, 2026, with prices from $33,815 to $49,892, a $16,077 spread on the same certified stone. NZ Jewellers lists it at $49,892. 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

2.50
Carat
H
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
Dimensions12.60 × 6.95 × 4.51 mm
L/W Ratio1.81
Top View
12.60 mm6.95 mm2.50 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA
Side View
Table 59.0%CrownGirdle: MediumPavilionCuletDepth 65.0%

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: $49,892 CAD|Low: $33,815 CAD|High: $49,892 CAD|Avg: $39,785 CAD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 4$33,815 CAD
Retailer 7$35,217 CAD
Retailer 3$36,979 CAD
Retailer 9$38,152 CAD
Retailer 8$39,041 CAD
Retailer 6$39,620 CAD
Retailer 2$40,521 CAD
Retailer 5$41,934 CAD
NZ Jewellers$49,892 CAD

34 data points across 9 retailers

17 retailers$33,815 CAD to $49,892 CAD

B+
Cheapest Retailer
-
$33,815 CAD
B+
Retailer 2
-
$35,217 CAD
$25,211 USD
View
B+
Retailer 3
-
$36,979 CAD
$26,472 USD
View
Retailer 4
-
$38,152 CAD
$27,312 USD
View
Price last confirmed 39 days ago
Retailer 5
-
$38,152 CAD
$27,312 USD
View
Price last confirmed 24 days ago
Retailer 6
-
$38,152 CAD
$27,312 USD
View
Price last confirmed 37 days ago
B
Retailer 7
-
$38,152 CAD
$27,312 USD
View
B
Retailer 8
-
$39,041 CAD
$27,948 USD
View
Retailer 9
-
$39,620 CAD
$28,363 USD
View
Price last confirmed 40 days ago
B
Retailer 10
-
$39,620 CAD
$28,363 USD
View
Retailer 11
-
$39,620 CAD
$28,363 USD
View
Price last confirmed 30 days ago
Retailer 12
-
$39,620 CAD
$28,363 USD
View
Price last confirmed 38 days ago
B
Retailer 13
-
$40,521 CAD
£22,841 GBP
View
B
Retailer 14
-
$41,934 CAD
$30,019 USD
View
Retailer 15
-
$49,892 CAD
$35,716 USD
View
Price last confirmed 29 days ago
Retailer 16
-
$49,892 CAD
$35,716 USD
View
Price last confirmed 37 days ago
Most Expensive
B
NZ Jewellers
337b0396-5aa4-4869-b84f-6c16b741e81e · Oct 30
$49,892 CAD
$35,716 USD
View
16 more retailers have this diamond
Prices start from $33,815 CADSave up to $16,077 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+
2.50ct Marquise
$33,815 CAD