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Marquise|Natural|GIA

2.51ct D SI2 Marquise Natural Diamond

D/SI2 • GIA 2557627661

Certificate GIA 2557627661

Diamond specifications and retailer prices

From $33,282 CAD
£18,760 GBP
As of October 30, 2026
Save $13,285 CAD (29%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $46,567 CAD at MOH London · As of October 29, 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) and certified by GIA 2557627661. Listed at 5 retailers as of October 29, 2026, with prices from $33,282 to $46,567, a $13,285 spread on the same certified stone. MOH London lists it at $46,567. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

2.51
Carat
D
Color
SI2
Clarity
-
Cut

Specifications

Cut
PolishVery Good
SymmetryVery Good
FluorescenceVery Strong
Crown angle34.47°
Pavilion angle41.82°
OriginNatural
Grading LabGIA
CertificateGIA 2557627661
Dimensions13.67 × 7.12 × 4.39 mm
L/W Ratio1.92
Girdle conditionVery Thick
Key to symbols
Crystal, Feather, Cavity
Top View
13.67 mm7.12 mm2.51 ctD / SI2
OriginNatural
PolishVery Good
SymmetryVery Good
FluorescenceVery Strong
CertificateGIA 2557627661
Side View
Table 66.0%Crown 34.47°GirdlePavilion 41.82°CuletDepth 61.7%

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: $46,567 CAD|Low: $33,254 CAD|High: $48,114 CAD|Avg: $39,335 CAD|-2.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 30, 2026
Retailer 2$33,282 CAD
Retailer 3$34,374 CAD
Retailer 5$35,464 CAD
Retailer 4$42,015 CAD
MOH London$46,567 CAD

28 data points across 5 retailers

5 retailers$33,282 CAD to $46,567 CAD

A
Cheapest Retailer
-
$33,282 CAD
£18,760 GBP
B+
Retailer 2
-
$34,374 CAD
$24,607 USD
View
B+
Retailer 3
-
$35,464 CAD
$25,388 USD
View
B+
Retailer 4
-
$42,015 CAD
$30,077 USD
View
Most Expensive
B+
MOH London
8C5775EDA · Oct 29
$46,567 CAD
£26,249 GBP
View
4 more retailers have this diamond
Prices start from $33,282 CADSave up to $13,285 CAD

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
$33,282 CAD