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Marquise|Natural|GIA

2.50ct H SI2 Marquise Natural Diamond

ID • H/SI2 • GIA 2566626434

Certificate GIA 2566626434

Diamond specifications and retailer prices

From €20,287 EUR
$22,665 USD
As of October 31, 2026
Save €14,602 EUR (42%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €34,890 EUR at MOH London · As of November 1, 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 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 2566626434. Listed at 10 retailers as of October 31, 2026, with prices from €20,287 to €34,890, a €14,602 spread on the same certified stone. MOH London lists it at €34,890. 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
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2566626434
Dimensions13.21 × 6.90 × 4.38 mm
L/W Ratio1.91
Girdle conditionFaceted
Culet sizeNone
Top View
13.21 mm6.90 mm2.50 ctH / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2566626434
Side View
Table 58.0%CrownGirdle: VTN-VTKPavilionCulet: NoneDepth 63.4%

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 31
Current: €34,890 EUR|Low: €20,287 EUR|High: €34,890 EUR|Avg: €24,577 EUR
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 8€20,287 EUR
Retailer 11€20,339 EUR
Retailer 3€22,020 EUR
Retailer 9€22,526 EUR
Retailer 4€22,710 EUR
Retailer 6€24,201 EUR
Retailer 7€25,132 EUR
Retailer 5€25,704 EUR
Retailer 2€26,147 EUR
Retailer 10€31,649 EUR
MOH London€34,890 EUR

5 data points across 11 retailers

10 retailers€20,287 EUR to €34,890 EUR

A
Cheapest Retailer
-
€20,287 EUR
$22,665 USD
A
Retailer 2
-
€20,339 EUR
$22,723 USD
View
B+
Retailer 3
-
€22,526 EUR
$25,166 USD
View
B+
Retailer 4
-
€22,710 EUR
£19,978 GBP
View
B+
Retailer 5
-
€24,201 EUR
$27,038 USD
View
B
Retailer 6
-
€25,132 EUR
$28,078 USD
View
B
Retailer 7
-
€25,704 EUR
£22,612 GBP
View
B
Retailer 8
-
€26,147 EUR
View
B
Retailer 9
-
€31,649 EUR
$35,358 USD
View
Most Expensive
B
MOH London
7B90AC64C · Nov 1
€34,890 EUR
£30,692 GBP
View
9 more retailers have this diamond
Prices start from €20,287 EURSave up to €14,602 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
€20,287 EUR