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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 $44,835 CAD
$32,096 USD
As of October 30, 2026
Save $32,179 CAD (42%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $77,014 CAD 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 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 26, 2026, with prices from $44,835 to $77,014, a $32,179 spread on the same certified stone. MOH London lists it at $77,014. 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: $77,014 CAD|Low: $39,725 CAD|High: $77,837 CAD|Avg: $52,685 CAD|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 6$45,142 CAD
Retailer 3$46,687 CAD
Retailer 5$47,670 CAD
Retailer 8$48,862 CAD
Retailer 9$49,246 CAD
Retailer 4$49,612 CAD
Retailer 7$51,708 CAD
Retailer 2$57,841 CAD
MOH London$77,014 CAD

40 data points across 9 retailers

22 retailers$44,835 CAD to $77,014 CAD

A
Cheapest Retailer
-
$44,835 CAD
$32,096 USD
A
Retailer 2
-
$45,142 CAD
$32,316 USD
View
Final sale: no returns
A
Retailer 3
-
$45,764 CAD
$32,761 USD
View
Retailer 4
-
$45,950 CAD
$32,894 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$46,687 CAD
₹3,183,059 INR
View
B+
Retailer 6
-
$47,670 CAD
$34,126 USD
View
B+
Retailer 7
-
$48,862 CAD
$34,979 USD
View
B+
Retailer 8
-
$49,246 CAD
$35,254 USD
View
B+
Retailer 9
-
$49,612 CAD
£27,965 GBP
View
B+
Retailer 10
-
$49,965 CAD
$35,768 USD
View
B+
Retailer 11
-
$50,917 CAD
$36,450 USD
View
B+
Retailer 12
-
$50,917 CAD
$36,450 USD
View
B+
Retailer 13
-
$51,297 CAD
$36,722 USD
View
B+
Retailer 14
-
$51,708 CAD
$37,016 USD
View
B+
Retailer 15
-
$52,621 CAD
$37,670 USD
View
B+
Retailer 16
-
$52,659 CAD
$37,697 USD
View
B+
Retailer 17
-
$53,349 CAD
$38,191 USD
View
B+
Retailer 18
-
$55,401 CAD
$39,660 USD
View
Retailer 19
-
$55,401 CAD
$39,660 USD
View
Price last confirmed 54 days ago
B
Retailer 20
-
$57,841 CAD
€39,435 EUR
View
B
Retailer 21
-
$58,118 CAD
$41,605 USD
View
Most Expensive
B
MOH London
9CA0FEE87 · Oct 26
$77,014 CAD
£43,411 GBP
View
21 more retailers have this diamond
Prices start from $44,835 CADSave up to $32,179 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
$44,835 CAD