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Marquise|Natural|GIA

2.51ct D SI2 Marquise Natural Diamond

EX • D/SI2 • GIA 2546552229

Certificate GIA 2546552229

Diamond specifications and retailer prices

From $36,829 CAD
$26,365 USD
As of October 28, 2026
Save $29,304 CAD (44%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $66,134 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), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2546552229. Listed at 12 retailers as of October 28, 2026, with prices from $36,829 to $66,134, a $29,304 spread on the same certified stone. MOH London lists it at $66,134. 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
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2546552229
Dimensions13.74 × 6.88 × 4.44 mm
L/W Ratio2.00
Top View
13.74 mm6.88 mm2.51 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2546552229
Side View
Table 60.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 64.5%

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 28
Current: $66,134 CAD|Low: $36,829 CAD|High: $66,573 CAD|Avg: $46,313 CAD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 7$36,829 CAD
Retailer 8$38,348 CAD
Retailer 11$42,119 CAD
Retailer 9$42,471 CAD
Retailer 6$42,853 CAD
Retailer 12$43,875 CAD
Retailer 10$44,226 CAD
Retailer 3$45,630 CAD
Retailer 5$47,267 CAD
Retailer 4$47,384 CAD
Retailer 2$49,426 CAD
MOH London$66,134 CAD

43 data points across 12 retailers

12 retailers$36,829 CAD to $66,134 CAD

A
Cheapest Retailer
-
$36,829 CAD
$26,365 USD
A
Retailer 2
-
$38,348 CAD
$27,452 USD
View
A
Retailer 3
-
$42,119 CAD
$30,152 USD
View
A
Retailer 4
-
$42,471 CAD
$30,404 USD
View
A
Retailer 5
-
$42,853 CAD
£24,155 GBP
View
A
Retailer 6
-
$43,875 CAD
$31,409 USD
View
A
Retailer 7
-
$44,226 CAD
$31,660 USD
View
B+
Retailer 8
-
$45,630 CAD
$32,665 USD
View
B+
Retailer 9
-
$47,267 CAD
£26,644 GBP
View
B+
Retailer 10
-
$47,384 CAD
$33,921 USD
View
B+
Retailer 11
-
$49,426 CAD
€33,698 EUR
View
Most Expensive
B
MOH London
E5C401829 · Oct 29
$66,134 CAD
£37,278 GBP
View
11 more retailers have this diamond
Prices start from $36,829 CADSave up to $29,304 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
$36,829 CAD