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Marquise|Natural|GIA

2.50ct G SI1 Marquise Natural Diamond

EX • G/SI1 • GIA 6565384729

Certificate GIA 6565384729

Diamond specifications and retailer prices

From $37,139 CAD
As of October 30, 2026
Save $24,154 CAD (39%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $61,294 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 2.5ct natural marquise diamond

This 2.5ct natural marquise sits in the two to three carat band, graded G 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 6565384729. Listed at 9 retailers as of October 29, 2026, with prices from $37,139 to $61,294, a $24,154 spread on the same certified stone. MOH London lists it at $61,294. 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
G
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 6565384729
Dimensions12.87 × 6.92 × 4.54 mm
L/W Ratio1.86
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Cavity, Natural
Top View
12.87 mm6.92 mm2.50 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6565384729
Side View
Table 57.0%CrownGirdle: THN-VTKPavilionCulet: NoneDepth 65.6%

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: Oct 30
Current: $61,294 CAD|Low: $37,139 CAD|High: $61,702 CAD|Avg: $44,721 CAD|-0.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 5$37,139 CAD
Retailer 9$37,371 CAD
Retailer 3$40,101 CAD
Retailer 4$40,664 CAD
Retailer 8$42,879 CAD
Retailer 7$46,054 CAD
Retailer 6$46,468 CAD
Retailer 2$47,366 CAD
MOH London$61,294 CAD

23 data points across 9 retailers

9 retailers$37,139 CAD to $61,294 CAD

A
Cheapest Retailer
-
$37,139 CAD
A
Retailer 2
-
$37,371 CAD
$26,753 USD
View
B+
Retailer 3
-
$40,101 CAD
£22,604 GBP
View
B+
Retailer 4
-
$40,664 CAD
$29,110 USD
View
B+
Retailer 5
-
$42,879 CAD
$30,696 USD
View
B+
Retailer 6
-
$46,054 CAD
$32,969 USD
View
B+
Retailer 7
-
$46,468 CAD
$33,265 USD
View
B+
Retailer 8
-
$47,366 CAD
€32,293 EUR
View
Most Expensive
B
MOH London
148FC0D93 · Oct 29
$61,294 CAD
£34,550 GBP
View
8 more retailers have this diamond
Prices start from $37,139 CADSave up to $24,154 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
2.50ct Marquise
$37,139 CAD