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Marquise|Natural|GIA

2.51ct D SI1 Marquise Natural Diamond

ID • D/SI1 • GIA 5546693242

Certificate GIA 5546693242

Diamond specifications and retailer prices

From €33,187 EUR
$37,077 USD
As of October 28, 2026
Save €23,819 EUR (42%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €57,006 EUR at MOH London · As of October 26, 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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5546693242. Listed at 17 retailers as of October 26, 2026, with prices from €33,187 to €57,006, a €23,819 spread on the same certified stone. MOH London lists it at €57,006. 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
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37.41°
Pavilion angle41.51°
OriginNatural
Grading LabGIA
CertificateGIA 5546693242
Dimensions13.60 × 7.07 × 4.51 mm
L/W Ratio1.92
Top View
13.60 mm7.07 mm2.51 ctD / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5546693242
Side View
Table 57.0%Crown 37.41°Girdle: Slightly ThickPavilion 41.51°Culet: NoneDepth 63.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: €57,006 EUR|Low: €33,187 EUR|High: €57,617 EUR|Avg: €40,157 EUR
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
October 28, 2026
Retailer 5€33,187 EUR
Retailer 7€35,249 EUR
Retailer 17€35,352 EUR
Retailer 16€35,784 EUR
Retailer 3€36,453 EUR
Retailer 2€36,519 EUR
Retailer 12€36,523 EUR
Retailer 4€36,757 EUR
Retailer 9€38,281 EUR
Retailer 6€38,984 EUR
Retailer 8€39,125 EUR
Retailer 15€42,505 EUR
Retailer 13€42,535 EUR
Retailer 11€43,989 EUR
Retailer 14€45,685 EUR
Retailer 10€50,138 EUR
MOH London€57,006 EUR

25 data points across 17 retailers

17 retailers€33,187 EUR to €57,006 EUR

B+
Cheapest Retailer
-
€33,187 EUR
$37,077 USD
B+
Retailer 2
-
€35,352 EUR
$39,495 USD
View
Retailer 3
-
€35,784 EUR
A$61,505 AUD
View
Price last confirmed 29 days ago
B+
Retailer 4
-
€36,519 EUR
£32,125 GBP
View
B+
Retailer 5
-
€36,523 EUR
CA$56,672 CAD
View
Retailer 6
-
€36,757 EUR
$41,065 USD
View
Price last confirmed 10 days ago
Retailer 7
-
€37,972 EUR
$42,422 USD
View
Price last confirmed 32 days ago
B
Retailer 8
-
€38,984 EUR
$43,554 USD
View
Retailer 9
-
€39,490 EUR
$44,119 USD
View
Price last confirmed 32 days ago
Retailer 10
-
€41,009 EUR
$45,816 USD
View
Price last confirmed 56 days ago
Retailer 11
-
€41,009 EUR
$45,816 USD
View
Price last confirmed 43 days ago
B
Retailer 12
-
€42,505 EUR
$47,486 USD
View
B
Retailer 13
-
€42,535 EUR
$47,520 USD
View
B+
Retailer 14
-
€43,989 EUR
View
B
Retailer 15
-
€45,685 EUR
$51,040 USD
View
B
Retailer 16
-
€50,138 EUR
ZAR 904,927 ZAR
View
Most Expensive
B
MOH London
47F256874 · Oct 26
€57,006 EUR
£50,148 GBP
View
16 more retailers have this diamond
Prices start from €33,187 EURSave up to €23,819 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.

B+
2.51ct Marquise
€33,187 EUR