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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 €20,193 EUR
As of November 6, 2026
Save €14,442 EUR (42%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €34,635 EUR at MOH London · As of November 4, 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 11 retailers as of November 4, 2026, with prices from €20,193 to €34,635, a €14,442 spread on the same certified stone. MOH London lists it at €34,635. 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
Colour
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: Nov 6
Current: €34,635 EUR|Low: €20,193 EUR|High: €34,728 EUR|Avg: €24,624 EUR|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 10€20,193 EUR
Retailer 3€20,245 EUR
Retailer 4€21,918 EUR
Retailer 6€22,383 EUR
Retailer 11€22,422 EUR
Retailer 7€23,348 EUR
Retailer 8€24,090 EUR
Retailer 9€25,016 EUR
Retailer 2€25,446 EUR
Retailer 5€25,908 EUR
Retailer 12€31,502 EUR
MOH London€34,635 EUR

9 data points across 12 retailers

11 retailers€20,193 EUR to €34,635 EUR

A
Cheapest Retailer
-
€20,193 EUR
A
Retailer 2
-
€20,245 EUR
View
B+
Retailer 3
-
€22,383 EUR
View
B+
Retailer 4
-
€22,422 EUR
View
B+
Retailer 5
-
€23,348 EUR
View
B+
Retailer 6
-
€24,090 EUR
View
B
Retailer 7
-
€25,016 EUR
View
B+
Retailer 8
-
€25,446 EUR
View
B
Retailer 9
-
€25,908 EUR
View
B
Retailer 10
-
€31,502 EUR
View
Most Expensive
B
MOH London
7B90AC64C · Nov 4
€34,635 EUR
£30,610 GBP
View
10 more retailers have this diamond
Prices start from €20,193 EURSave up to €14,442 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
€20,193 EUR