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Marquise|Natural|GIA

2.51ct D SI2 Marquise Natural Diamond

EX • D/SI2 • GIA 6541372567

Certificate GIA 6541372567

Diamond specifications and retailer prices

From €28,729 EUR
$32,096 USD
As of October 30, 2026
Save €20,553 EUR (42%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €49,282 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 2.51ct natural marquise diamond

This 2.51ct natural marquise sits in the two to three carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6541372567. Listed at 22 retailers as of October 30, 2026, with prices from €28,729 to €49,282, a €20,553 spread on the same certified stone. MOH London lists it at €49,282. 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

2.51
Carat
D
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle39.95°
Pavilion angle38.09°
OriginNatural
Grading LabGIA
CertificateGIA 6541372567
Dimensions12.90 × 7.02 × 4.46 mm
L/W Ratio1.84
Top View
12.90 mm7.02 mm2.51 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6541372567
Side View
Table 57.0%Crown 39.95°Girdle: Very ThickPavilion 38.09°Culet: NoneDepth 63.6%

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: €49,282 EUR|Low: €25,455 EUR|High: €49,876 EUR|Avg: €33,633 EUR|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 6€28,926 EUR
Retailer 3€29,812 EUR
Retailer 5€30,545 EUR
Retailer 8€31,309 EUR
Retailer 2€31,526 EUR
Retailer 9€31,556 EUR
Retailer 7€33,133 EUR
Retailer 4€37,063 EUR
MOH London€49,282 EUR

40 data points across 9 retailers

22 retailers€28,729 EUR to €49,282 EUR

A
Cheapest Retailer
-
€28,729 EUR
$32,096 USD
A
Retailer 2
-
€28,926 EUR
$32,316 USD
View
Final sale: no returns
B+
Retailer 3
-
€29,324 EUR
$32,761 USD
View
Retailer 4
-
€29,443 EUR
$32,894 USD
View
Price last confirmed 9 days ago
A
Retailer 5
-
€29,812 EUR
₹3,172,015 INR
View
B+
Retailer 6
-
€30,545 EUR
$34,126 USD
View
B+
Retailer 7
-
€31,309 EUR
$34,979 USD
View
B+
Retailer 8
-
€31,526 EUR
£27,733 GBP
View
B+
Retailer 9
-
€31,556 EUR
$35,254 USD
View
B+
Retailer 10
-
€32,016 EUR
$35,768 USD
View
B+
Retailer 11
-
€32,626 EUR
$36,450 USD
View
B+
Retailer 12
-
€32,626 EUR
$36,450 USD
View
B+
Retailer 13
-
€32,869 EUR
$36,722 USD
View
B+
Retailer 14
-
€33,133 EUR
$37,016 USD
View
B+
Retailer 15
-
€33,718 EUR
$37,670 USD
View
B+
Retailer 16
-
€33,742 EUR
$37,697 USD
View
B+
Retailer 17
-
€34,184 EUR
$38,191 USD
View
B+
Retailer 18
-
€35,499 EUR
$39,660 USD
View
Retailer 19
-
€35,499 EUR
$39,660 USD
View
Price last confirmed 55 days ago
B
Retailer 20
-
€37,063 EUR
View
B
Retailer 21
-
€37,240 EUR
$41,605 USD
View
Most Expensive
B
MOH London
9CA0FEE87 · Nov 1
€49,282 EUR
£43,353 GBP
View
21 more retailers have this diamond
Prices start from €28,729 EURSave up to €20,553 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
2.51ct Marquise
€28,729 EUR