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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 $38,070 AUD
CA$36,926 CAD
As of November 2, 2026
Save $24,425 AUD (39%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $62,495 AUD at MOH London · As of November 2, 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 November 2, 2026, with prices from $38,070 to $62,495, a $24,425 spread on the same certified stone. MOH London lists it at $62,495. 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
Colour
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: Nov 2
Current: $62,495 AUD|Low: $38,070 AUD|High: $63,248 AUD|Avg: $45,787 AUD|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 3, 2026
Retailer 5$38,070 AUD
Retailer 9$38,307 AUD
Retailer 3$41,106 AUD
Retailer 4$41,683 AUD
Retailer 8$43,954 AUD
Retailer 7$47,208 AUD
Retailer 6$47,632 AUD
Retailer 2$48,351 AUD
MOH London$62,495 AUD

26 data points across 9 retailers

9 retailers$38,070 AUD to $62,495 AUD

A
Cheapest Retailer
-
$38,070 AUD
CA$36,926 CAD
A
Retailer 2
-
$38,307 AUD
$26,753 USD
View
B+
Retailer 3
-
$41,106 AUD
£22,604 GBP
View
B+
Retailer 4
-
$41,683 AUD
$29,110 USD
View
B+
Retailer 5
-
$43,954 AUD
$30,696 USD
View
B+
Retailer 6
-
$47,208 AUD
$32,969 USD
View
B+
Retailer 7
-
$47,632 AUD
$33,265 USD
View
B+
Retailer 8
-
$48,351 AUD
€32,159 EUR
View
Most Expensive
B
MOH London
148FC0D93 · Nov 2
$62,495 AUD
£34,366 GBP
View
8 more retailers have this diamond
Prices start from $38,070 AUDSave up to $24,425 AUD

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
$38,070 AUD