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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 €23,704 EUR
CA$36,926 CAD
As of November 2, 2026
Save €15,208 EUR (39%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €38,913 EUR 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 €23,704 to €38,913, a €15,208 spread on the same certified stone. MOH London lists it at €38,913. 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: Nov 2
Current: €38,913 EUR|Low: €23,704 EUR|High: €39,382 EUR|Avg: €28,520 EUR|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 5€23,704 EUR
Retailer 9€23,852 EUR
Retailer 3€25,595 EUR
Retailer 4€25,954 EUR
Retailer 8€27,368 EUR
Retailer 7€29,395 EUR
Retailer 6€29,658 EUR
Retailer 2€30,223 EUR
MOH London€38,913 EUR

25 data points across 9 retailers

9 retailers€23,704 EUR to €38,913 EUR

A
Cheapest Retailer
-
€23,704 EUR
CA$36,926 CAD
A
Retailer 2
-
€23,852 EUR
$26,753 USD
View
B+
Retailer 3
-
€25,595 EUR
£22,604 GBP
View
B+
Retailer 4
-
€25,954 EUR
$29,110 USD
View
B+
Retailer 5
-
€27,368 EUR
$30,696 USD
View
B+
Retailer 6
-
€29,395 EUR
$32,969 USD
View
B+
Retailer 7
-
€29,658 EUR
$33,265 USD
View
B+
Retailer 8
-
€30,223 EUR
View
Most Expensive
B
MOH London
148FC0D93 · Nov 2
€38,913 EUR
£34,366 GBP
View
8 more retailers have this diamond
Prices start from €23,704 EURSave up to €15,208 EUR

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
€23,704 EUR